* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-01-03 2:11 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-01-03 2:11 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 4c116febc8d53bc1f8f25a3d60db331f17ab8cd8
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250103/202501030955.epvYv0Bn-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501030955.epvYv0Bn-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-01-11 9:26 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-01-11 9:26 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 97f98c391a1fd153ae010a2faf73f9e03270da6e
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250111/202501111728.shzgfnXO-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501111728.shzgfnXO-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-01-19 14:48 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-01-19 14:48 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 52349611d09c6a9a2b558b3ce1cb1dca0d47dbe8
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250119/202501192215.87TCB3P8-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501192215.87TCB3P8-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-01-27 13:20 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-01-27 13:20 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: da51139d17e9d53d61a9877d9042e43b85d71ee1
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250127/202501272114.s699yjVJ-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501272114.s699yjVJ-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-02-04 15:51 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-02-04 15:51 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: da51139d17e9d53d61a9877d9042e43b85d71ee1
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250204/202502042318.pGS3sedi-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502042318.pGS3sedi-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-02-11 21:18 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-02-11 21:18 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 6a6cc2b6b95dc80ae01221670e21a8059229a023
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250212/202502120521.erdwl1NY-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502120521.erdwl1NY-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-02-15 12:51 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-02-15 12:51 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 6a6cc2b6b95dc80ae01221670e21a8059229a023
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250215/202502152003.YgfLX405-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202502152003.YgfLX405-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-03-03 5:27 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-03-03 5:27 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: df3541670ca99b09f2f70d1733516ef7a2289b29
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250303/202503031330.RPH0chUc-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503031330.RPH0chUc-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-03-07 17:09 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-03-07 17:09 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 98d5b0444e788687e54a325fc84907a8bacbe635
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250308/202503080120.II99gux6-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503080120.II99gux6-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-03-15 11:53 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-03-15 11:53 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: d734d6bbda17b68dd3979a9f707564a18cf04761
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250315/202503151948.7IasEYy9-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503151948.7IasEYy9-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-03-23 5:25 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-03-23 5:25 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: abf385ef625e6aeb4923da42fef9ebce788f4ecf
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250323/202503231359.qdyINbl7-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503231359.qdyINbl7-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-03-31 3:13 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-03-31 3:13 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 5b56c883c34a890a3f9ca7baa8aea426538c88a8
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250331/202503311140.R7DpzkNH-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202503311140.R7DpzkNH-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-08 3:24 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-08 3:24 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 3191c9e4e7c581bfe0a40ee198ffcbd5c3dea53e
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250408/202504081127.rMMmKSGb-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504081127.rMMmKSGb-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-17 23:02 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-17 23:02 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: c61927b921388695af91d0e58b8709040ed6cb17
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250418/202504180610.JUm54wLX-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504180610.JUm54wLX-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-25 11:55 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-25 11:55 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 08111f03f1ec65598372cfe9bf64f366d575671e
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250425/202504251932.cIMoMrVY-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504251932.cIMoMrVY-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-28 19:39 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-28 19:39 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 230c2b30f879859ac3e9d3cc46407a9dbb103160
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250429/202504290328.U1Cc5OUy-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504290328.U1Cc5OUy-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-29 3:17 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-29 3:17 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 7bd21c560a6f5df598200cc367cad1a683cef8ef
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250429/202504291127.BVuV3Rjt-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504291127.BVuV3Rjt-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-04-30 18:58 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-04-30 18:58 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: a48a35466505c8a52da57596944bd0b4485e825f
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250501/202505010210.KOXBibOl-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505010210.KOXBibOl-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-05-05 13:01 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-05-05 13:01 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: a48a35466505c8a52da57596944bd0b4485e825f
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250505/202505052008.Vj0WP8gn-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505052008.Vj0WP8gn-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-05-21 7:13 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-05-21 7:13 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 2eb609d2f89b2d85d89cb018c3f97050989807e2
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250521/202505211556.GuPF6Fy4-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505211556.GuPF6Fy4-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-05-28 13:53 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-05-28 13:53 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 5ae76523ccf96ec8b8d73d541e305bf15b6b697e
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250528/202505282104.4h1iEHGb-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505282104.4h1iEHGb-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-06-05 3:38 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-06-05 3:38 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: f86f8706481a23ecd781d2d13c3815a7fb4cc312
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250605/202506051103.QJTAn6J7-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506051103.QJTAn6J7-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 23+ messages in thread
* [openeuler:openEuler-1.0-LTS 1365/1365] drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
@ 2025-06-07 11:12 kernel test robot
0 siblings, 0 replies; 23+ messages in thread
From: kernel test robot @ 2025-06-07 11:12 UTC (permalink / raw)
To: kernel, Yang Yingliang; +Cc: oe-kbuild-all
tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS
head: 31245821cb3d54a27ff007515f57af84d6842846
commit: b8815fbbe89b0d15fa3296c3e57d2197a92f5bc0 [1365/1365] ACPI: CPPC: Fix cppc_cpufreq_init failed in CPU Hotplug situation
config: x86_64-randconfig-102-20250103 (https://download.01.org/0day-ci/archive/20250607/202506071951.jzYnVjgu-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506071951.jzYnVjgu-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/acpi/cppc_acpi.c:614:3-8: WARNING: NULL check before some freeing functions is not needed.
vim +614 drivers/acpi/cppc_acpi.c
576
577 int acpi_get_psd_map(struct cppc_cpudata **all_cpu_data)
578 {
579 struct cpc_desc **cpc_pptr, *cpc_ptr;
580 int parsed_core_num = 0;
581 int i, ret;
582
583 cpc_pptr = kcalloc(num_possible_cpus(), sizeof(void *), GFP_KERNEL);
584 if (!cpc_pptr)
585 return -ENOMEM;
586 for_each_possible_cpu(i) {
587 cpc_pptr[i] = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
588 if (!cpc_pptr[i]) {
589 ret = -ENOMEM;
590 goto out;
591 }
592 }
593
594 /*
595 * We can not use acpi_get_devices() to walk the processor devices
596 * because some processor device is not present.
597 */
598 ret = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
599 ACPI_UINT32_MAX, acpi_parse_cpc, NULL,
600 cpc_pptr, (void **)&parsed_core_num);
601 if (ret)
602 goto out;
603 if (parsed_core_num != num_possible_cpus()) {
604 ret = -EINVAL;
605 goto out;
606 }
607
608 ret = __acpi_get_psd_map(all_cpu_data, cpc_pptr);
609
610 out:
611 for_each_possible_cpu(i) {
612 cpc_ptr = cpc_pptr[i];
613 if (cpc_ptr)
> 614 kfree(cpc_ptr);
615 }
616 kfree(cpc_pptr);
617
618 return ret;
619 }
620 EXPORT_SYMBOL_GPL(acpi_get_psd_map);
621
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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