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* drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used.
@ 2020-10-27  2:21 kernel test robot
  0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2020-10-27  2:21 UTC (permalink / raw)
  To: kbuild

[-- Attachment #1: Type: text/plain, Size: 3221 bytes --]

CC: kbuild-all(a)lists.01.org
CC: linux-kernel(a)vger.kernel.org
TO: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
CC: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
CC: Sujeev Dias <sdias@codeaurora.org>
CC: Siddartha Mohanadoss <smohanad@codeaurora.org>
CC: Jeffrey Hugo <jhugo@codeaurora.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   4525c8781ec0701ce824e8bd379ae1b129e26568
commit: cd457afb16670501f00354eb0e705a7d8a50d79d bus: mhi: core: Add support for downloading firmware over BHIe
date:   7 months ago
:::::: branch date: 4 hours ago
:::::: commit date: 7 months ago
compiler: powerpc64le-linux-gcc (GCC) 9.3.0

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


cppcheck possible warnings: (new ones prefixed by >>, may not real problems)

>> drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used. [unreadVariable]
     i++;
     ^

vim +/i +222 drivers/bus/mhi/core/boot.c

cd457afb166705 Manivannan Sadhasivam 2020-02-20  202  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  203  static void mhi_firmware_copy(struct mhi_controller *mhi_cntrl,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  204  			      const struct firmware *firmware,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  205  			      struct image_info *img_info)
cd457afb166705 Manivannan Sadhasivam 2020-02-20  206  {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  207  	size_t remainder = firmware->size;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  208  	size_t to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  209  	const u8 *buf = firmware->data;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  210  	int i = 0;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  211  	struct mhi_buf *mhi_buf = img_info->mhi_buf;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  212  	struct bhi_vec_entry *bhi_vec = img_info->bhi_vec;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  213  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  214  	while (remainder) {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  215  		to_cpy = min(remainder, mhi_buf->len);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  216  		memcpy(mhi_buf->buf, buf, to_cpy);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  217  		bhi_vec->dma_addr = mhi_buf->dma_addr;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  218  		bhi_vec->size = to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  219  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  220  		buf += to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  221  		remainder -= to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20 @222  		i++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  223  		bhi_vec++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  224  		mhi_buf++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  225  	}
cd457afb166705 Manivannan Sadhasivam 2020-02-20  226  }
cd457afb166705 Manivannan Sadhasivam 2020-02-20  227  

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

^ permalink raw reply	[flat|nested] 4+ messages in thread

* drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used.
@ 2020-10-27  7:02 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2020-10-27  7:02 UTC (permalink / raw)
  To: kbuild

[-- Attachment #1: Type: text/plain, Size: 2942 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git  master
head:   4525c8781ec0701ce824e8bd379ae1b129e26568
commit: cd457afb16670501f00354eb0e705a7d8a50d79d bus: mhi: core: Add support for downloading firmware over BHIe
compiler: powerpc64le-linux-gcc (GCC) 9.3.0

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


cppcheck possible warnings: (new ones prefixed by >>, may not real problems)

>> drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used. [unreadVariable]
     i++;
     ^

vim +/i +222 drivers/bus/mhi/core/boot.c

cd457afb166705 Manivannan Sadhasivam 2020-02-20  203  static void mhi_firmware_copy(struct mhi_controller *mhi_cntrl,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  204  			      const struct firmware *firmware,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  205  			      struct image_info *img_info)
cd457afb166705 Manivannan Sadhasivam 2020-02-20  206  {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  207  	size_t remainder = firmware->size;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  208  	size_t to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  209  	const u8 *buf = firmware->data;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  210  	int i = 0;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  211  	struct mhi_buf *mhi_buf = img_info->mhi_buf;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  212  	struct bhi_vec_entry *bhi_vec = img_info->bhi_vec;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  213  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  214  	while (remainder) {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  215  		to_cpy = min(remainder, mhi_buf->len);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  216  		memcpy(mhi_buf->buf, buf, to_cpy);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  217  		bhi_vec->dma_addr = mhi_buf->dma_addr;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  218  		bhi_vec->size = to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  219  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  220  		buf += to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  221  		remainder -= to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20 @222  		i++;
                                                                ^^^^
Delete i.

cd457afb166705 Manivannan Sadhasivam 2020-02-20  223  		bhi_vec++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  224  		mhi_buf++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  225  	}
cd457afb166705 Manivannan Sadhasivam 2020-02-20  226  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org 
_______________________________________________
kbuild mailing list -- kbuild(a)lists.01.org
To unsubscribe send an email to kbuild-leave(a)lists.01.org

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [kbuild] drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used.
@ 2020-10-27  7:02 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2020-10-27  7:02 UTC (permalink / raw)
  To: kbuild-all

[-- Attachment #1: Type: text/plain, Size: 2942 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git  master
head:   4525c8781ec0701ce824e8bd379ae1b129e26568
commit: cd457afb16670501f00354eb0e705a7d8a50d79d bus: mhi: core: Add support for downloading firmware over BHIe
compiler: powerpc64le-linux-gcc (GCC) 9.3.0

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


cppcheck possible warnings: (new ones prefixed by >>, may not real problems)

>> drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used. [unreadVariable]
     i++;
     ^

vim +/i +222 drivers/bus/mhi/core/boot.c

cd457afb166705 Manivannan Sadhasivam 2020-02-20  203  static void mhi_firmware_copy(struct mhi_controller *mhi_cntrl,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  204  			      const struct firmware *firmware,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  205  			      struct image_info *img_info)
cd457afb166705 Manivannan Sadhasivam 2020-02-20  206  {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  207  	size_t remainder = firmware->size;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  208  	size_t to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  209  	const u8 *buf = firmware->data;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  210  	int i = 0;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  211  	struct mhi_buf *mhi_buf = img_info->mhi_buf;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  212  	struct bhi_vec_entry *bhi_vec = img_info->bhi_vec;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  213  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  214  	while (remainder) {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  215  		to_cpy = min(remainder, mhi_buf->len);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  216  		memcpy(mhi_buf->buf, buf, to_cpy);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  217  		bhi_vec->dma_addr = mhi_buf->dma_addr;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  218  		bhi_vec->size = to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  219  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  220  		buf += to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  221  		remainder -= to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20 @222  		i++;
                                                                ^^^^
Delete i.

cd457afb166705 Manivannan Sadhasivam 2020-02-20  223  		bhi_vec++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  224  		mhi_buf++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  225  	}
cd457afb166705 Manivannan Sadhasivam 2020-02-20  226  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org 
_______________________________________________
kbuild mailing list -- kbuild(a)lists.01.org
To unsubscribe send an email to kbuild-leave(a)lists.01.org

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [kbuild] drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used.
@ 2020-10-27  7:02 ` Dan Carpenter
  0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2020-10-27  7:02 UTC (permalink / raw)
  To: kbuild, Manivannan Sadhasivam
  Cc: lkp, kbuild-all, linux-kernel, Greg Kroah-Hartman, Sujeev Dias,
	Siddartha Mohanadoss, Jeffrey Hugo

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git  master
head:   4525c8781ec0701ce824e8bd379ae1b129e26568
commit: cd457afb16670501f00354eb0e705a7d8a50d79d bus: mhi: core: Add support for downloading firmware over BHIe
compiler: powerpc64le-linux-gcc (GCC) 9.3.0

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


cppcheck possible warnings: (new ones prefixed by >>, may not real problems)

>> drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used. [unreadVariable]
     i++;
     ^

vim +/i +222 drivers/bus/mhi/core/boot.c

cd457afb166705 Manivannan Sadhasivam 2020-02-20  203  static void mhi_firmware_copy(struct mhi_controller *mhi_cntrl,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  204  			      const struct firmware *firmware,
cd457afb166705 Manivannan Sadhasivam 2020-02-20  205  			      struct image_info *img_info)
cd457afb166705 Manivannan Sadhasivam 2020-02-20  206  {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  207  	size_t remainder = firmware->size;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  208  	size_t to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  209  	const u8 *buf = firmware->data;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  210  	int i = 0;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  211  	struct mhi_buf *mhi_buf = img_info->mhi_buf;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  212  	struct bhi_vec_entry *bhi_vec = img_info->bhi_vec;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  213  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  214  	while (remainder) {
cd457afb166705 Manivannan Sadhasivam 2020-02-20  215  		to_cpy = min(remainder, mhi_buf->len);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  216  		memcpy(mhi_buf->buf, buf, to_cpy);
cd457afb166705 Manivannan Sadhasivam 2020-02-20  217  		bhi_vec->dma_addr = mhi_buf->dma_addr;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  218  		bhi_vec->size = to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  219  
cd457afb166705 Manivannan Sadhasivam 2020-02-20  220  		buf += to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  221  		remainder -= to_cpy;
cd457afb166705 Manivannan Sadhasivam 2020-02-20 @222  		i++;
                                                                ^^^^
Delete i.

cd457afb166705 Manivannan Sadhasivam 2020-02-20  223  		bhi_vec++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  224  		mhi_buf++;
cd457afb166705 Manivannan Sadhasivam 2020-02-20  225  	}
cd457afb166705 Manivannan Sadhasivam 2020-02-20  226  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org 
_______________________________________________
kbuild mailing list -- kbuild@lists.01.org
To unsubscribe send an email to kbuild-leave@lists.01.org

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2020-10-27  7:04 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2020-10-27  7:02 drivers/bus/mhi/core/boot.c:222:3: warning: Variable 'i' is modified but its new value is never used Dan Carpenter
2020-10-27  7:02 ` [kbuild] " Dan Carpenter
2020-10-27  7:02 ` Dan Carpenter
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2020-10-27  2:21 kernel test robot

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