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* [PATCH -next] media: atomisp: Remove unneeded if-null-free check
@ 2021-06-01 14:20 Zheng Yongjun
  2021-06-01 14:46 ` Dan Carpenter
  0 siblings, 1 reply; 3+ messages in thread
From: Zheng Yongjun @ 2021-06-01 14:20 UTC (permalink / raw)
  To: mchehab, linux-media, linux-staging, linux-kernel
  Cc: sakari.ailus, gregkh, Zheng Yongjun

Eliminate the following coccicheck warning:

drivers/staging/media/atomisp/pci/sh_css_firmware.c:369:4-10: WARNING:
NULL check before some freeing functions is not needed.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
 drivers/staging/media/atomisp/pci/sh_css_firmware.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
index f4ce8ace9d50..980fc09fcc8b 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
@@ -365,8 +365,7 @@ void sh_css_unload_firmware(void)
 		for (i = 0; i < sh_css_num_binaries; i++) {
 			if (fw_minibuffer[i].name)
 				kfree((void *)fw_minibuffer[i].name);
-			if (fw_minibuffer[i].buffer)
-				kvfree(fw_minibuffer[i].buffer);
+			kvfree(fw_minibuffer[i].buffer);
 		}
 		kfree(fw_minibuffer);
 		fw_minibuffer = NULL;
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH -next] media: atomisp: Remove unneeded if-null-free check
  2021-06-01 14:20 [PATCH -next] media: atomisp: Remove unneeded if-null-free check Zheng Yongjun
@ 2021-06-01 14:46 ` Dan Carpenter
  2021-06-02  1:32   ` 答复: " zhengyongjun
  0 siblings, 1 reply; 3+ messages in thread
From: Dan Carpenter @ 2021-06-01 14:46 UTC (permalink / raw)
  To: Zheng Yongjun
  Cc: mchehab, linux-media, linux-staging, linux-kernel, sakari.ailus, gregkh

On Tue, Jun 01, 2021 at 10:20:05PM +0800, Zheng Yongjun wrote:
> Eliminate the following coccicheck warning:
> 
> drivers/staging/media/atomisp/pci/sh_css_firmware.c:369:4-10: WARNING:
> NULL check before some freeing functions is not needed.
> 
> Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
> ---
>  drivers/staging/media/atomisp/pci/sh_css_firmware.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> index f4ce8ace9d50..980fc09fcc8b 100644
> --- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> +++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> @@ -365,8 +365,7 @@ void sh_css_unload_firmware(void)
>  		for (i = 0; i < sh_css_num_binaries; i++) {
>  			if (fw_minibuffer[i].name)
>  				kfree((void *)fw_minibuffer[i].name);

Change this too.

> -			if (fw_minibuffer[i].buffer)
> -				kvfree(fw_minibuffer[i].buffer);
> +			kvfree(fw_minibuffer[i].buffer);
>  		}
>  		kfree(fw_minibuffer);
>  		fw_minibuffer = NULL;

regards,
dan carpenter

^ permalink raw reply	[flat|nested] 3+ messages in thread

* 答复: [PATCH -next] media: atomisp: Remove unneeded if-null-free check
  2021-06-01 14:46 ` Dan Carpenter
@ 2021-06-02  1:32   ` zhengyongjun
  0 siblings, 0 replies; 3+ messages in thread
From: zhengyongjun @ 2021-06-02  1:32 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: mchehab, linux-media, linux-staging, linux-kernel, sakari.ailus, gregkh

Thanks for your advice, I send patch v2 now :)

-----邮件原件-----
发件人: Dan Carpenter [mailto:dan.carpenter@oracle.com] 
发送时间: 2021年6月1日 22:47
收件人: zhengyongjun <zhengyongjun3@huawei.com>
抄送: mchehab@kernel.org; linux-media@vger.kernel.org; linux-staging@lists.linux.dev; linux-kernel@vger.kernel.org; sakari.ailus@linux.intel.com; gregkh@linuxfoundation.org
主题: Re: [PATCH -next] media: atomisp: Remove unneeded if-null-free check

On Tue, Jun 01, 2021 at 10:20:05PM +0800, Zheng Yongjun wrote:
> Eliminate the following coccicheck warning:
> 
> drivers/staging/media/atomisp/pci/sh_css_firmware.c:369:4-10: WARNING:
> NULL check before some freeing functions is not needed.
> 
> Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
> ---
>  drivers/staging/media/atomisp/pci/sh_css_firmware.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> index f4ce8ace9d50..980fc09fcc8b 100644
> --- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> +++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
> @@ -365,8 +365,7 @@ void sh_css_unload_firmware(void)
>  		for (i = 0; i < sh_css_num_binaries; i++) {
>  			if (fw_minibuffer[i].name)
>  				kfree((void *)fw_minibuffer[i].name);

Change this too.

> -			if (fw_minibuffer[i].buffer)
> -				kvfree(fw_minibuffer[i].buffer);
> +			kvfree(fw_minibuffer[i].buffer);
>  		}
>  		kfree(fw_minibuffer);
>  		fw_minibuffer = NULL;

regards,
dan carpenter

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-06-02  1:32 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-06-01 14:20 [PATCH -next] media: atomisp: Remove unneeded if-null-free check Zheng Yongjun
2021-06-01 14:46 ` Dan Carpenter
2021-06-02  1:32   ` 答复: " zhengyongjun

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