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* [t-kristo-pm:usi-5.16-rfc-v3-bpf 17/24] drivers/hid/hid-bpf.c:229:23: sparse: sparse: symbol 'hid_bpf_add_report' was not declared. Should it be static?
@ 2021-12-04 15:38 ` kernel test robot
  0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-12-04 15:38 UTC (permalink / raw)
  To: kbuild-all

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tree:   https://github.com/t-kristo/linux-pm usi-5.16-rfc-v3-bpf
head:   d0f251812c57f49830816624bec858500e4e14c2
commit: e4c4cfe6fd7edf4bdd3bbd2e408759db9b02290e [17/24] HID: bpf: compile fix for bpf_hid_foreach_rdesc_item
config: i386-randconfig-s002-20211203 (https://download.01.org/0day-ci/archive/20211204/202112042321.22HhAzT8-lkp(a)intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/t-kristo/linux-pm/commit/e4c4cfe6fd7edf4bdd3bbd2e408759db9b02290e
        git remote add t-kristo-pm https://github.com/t-kristo/linux-pm
        git fetch --no-tags t-kristo-pm usi-5.16-rfc-v3-bpf
        git checkout e4c4cfe6fd7edf4bdd3bbd2e408759db9b02290e
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hid/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
   drivers/hid/hid-bpf.c:36:21: sparse: sparse: incompatible types in comparison expression (different address spaces):
   drivers/hid/hid-bpf.c:36:21: sparse:    struct bpf_prog_array [noderef] __rcu *
   drivers/hid/hid-bpf.c:36:21: sparse:    struct bpf_prog_array *
   drivers/hid/hid-bpf.c:46:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   drivers/hid/hid-bpf.c:46:9: sparse:    struct bpf_prog_array [noderef] __rcu *
   drivers/hid/hid-bpf.c:46:9: sparse:    struct bpf_prog_array *
   drivers/hid/hid-bpf.c:79:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected struct bpf_prog_array **array @@     got struct bpf_prog_array [noderef] __rcu ** @@
   drivers/hid/hid-bpf.c:81:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected struct bpf_prog_array **array @@     got struct bpf_prog_array [noderef] __rcu ** @@
   drivers/hid/hid-bpf.c:103:21: sparse: sparse: incompatible types in comparison expression (different address spaces):
   drivers/hid/hid-bpf.c:103:21: sparse:    struct bpf_prog_array [noderef] __rcu *
   drivers/hid/hid-bpf.c:103:21: sparse:    struct bpf_prog_array *
   drivers/hid/hid-bpf.c:113:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
   drivers/hid/hid-bpf.c:113:9: sparse:    struct bpf_prog_array [noderef] __rcu *
   drivers/hid/hid-bpf.c:113:9: sparse:    struct bpf_prog_array *
   drivers/hid/hid-bpf.c:147:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected struct bpf_prog_array **array @@     got struct bpf_prog_array [noderef] __rcu ** @@
   drivers/hid/hid-bpf.c:149:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected struct bpf_prog_array **array @@     got struct bpf_prog_array [noderef] __rcu ** @@
   drivers/hid/hid-bpf.c:151:26: sparse: sparse: incompatible types in comparison expression (different address spaces):
   drivers/hid/hid-bpf.c:151:26: sparse:    struct bpf_prog *
   drivers/hid/hid-bpf.c:151:26: sparse:    struct bpf_prog [noderef] __rcu *
   drivers/hid/hid-bpf.c:214:27: sparse: sparse: symbol 'hid_prog_ops' was not declared. Should it be static?
>> drivers/hid/hid-bpf.c:229:23: sparse: sparse: symbol 'hid_bpf_add_report' was not declared. Should it be static?
>> drivers/hid/hid-bpf.c:257:6: sparse: sparse: symbol 'hid_bpf_free_reports' was not declared. Should it be static?
   drivers/hid/hid-bpf.c:615:31: sparse: sparse: symbol 'hid_verifier_ops' was not declared. Should it be static?
   drivers/hid/hid-bpf.c:844:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct bpf_prog const *prog @@     got struct bpf_prog [noderef] __rcu *rdesc_fixup_prog @@
   drivers/hid/hid-bpf.c:898:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected struct bpf_prog *prog @@     got struct bpf_prog [noderef] __rcu *rdesc_fixup_prog @@

Please review and possibly fold the followup patch.

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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2021-12-04 15:38 [t-kristo-pm:usi-5.16-rfc-v3-bpf 17/24] drivers/hid/hid-bpf.c:229:23: sparse: sparse: symbol 'hid_bpf_add_report' was not declared. Should it be static? kernel test robot
2021-12-04 15:38 ` kernel test robot

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