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* [PATCH] firmware: Use PTR_ERR_OR_ZERO()
@ 2017-11-28 21:40 Vasyl Gomonovych
  2017-11-29 15:01 ` Gabriel L. Somlo
  2017-12-01 10:15 ` [Qemu-devel] " Stefan Hajnoczi
  0 siblings, 2 replies; 3+ messages in thread
From: Vasyl Gomonovych @ 2017-11-28 21:40 UTC (permalink / raw)
  To: somlo, mst, qemu-devel; +Cc: linux-kernel, gomonovych

Fix ptr_ret.cocci warnings:
drivers/firmware/efi/efi.c:610:8-14: WARNING: PTR_ERR_OR_ZERO can be used

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
---
 drivers/firmware/qemu_fw_cfg.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c
index 5cfe39f7a45f..18489b6a696d 100644
--- a/drivers/firmware/qemu_fw_cfg.c
+++ b/drivers/firmware/qemu_fw_cfg.c
@@ -693,10 +693,8 @@ static int fw_cfg_cmdline_set(const char *arg, const struct kernel_param *kp)
 	 */
 	fw_cfg_cmdline_dev = platform_device_register_simple("fw_cfg",
 					PLATFORM_DEVID_NONE, res, processed);
-	if (IS_ERR(fw_cfg_cmdline_dev))
-		return PTR_ERR(fw_cfg_cmdline_dev);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(fw_cfg_cmdline_dev);
 }
 
 static int fw_cfg_cmdline_get(char *buf, const struct kernel_param *kp)
-- 
1.9.1

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

* Re: [PATCH] firmware: Use PTR_ERR_OR_ZERO()
  2017-11-28 21:40 [PATCH] firmware: Use PTR_ERR_OR_ZERO() Vasyl Gomonovych
@ 2017-11-29 15:01 ` Gabriel L. Somlo
  2017-12-01 10:15 ` [Qemu-devel] " Stefan Hajnoczi
  1 sibling, 0 replies; 3+ messages in thread
From: Gabriel L. Somlo @ 2017-11-29 15:01 UTC (permalink / raw)
  To: Vasyl Gomonovych; +Cc: mst, qemu-devel, linux-kernel

Acked-by: Gabriel Somlo <somlo@cmu.edu>

On Tue, Nov 28, 2017 at 10:40:27PM +0100, Vasyl Gomonovych wrote:
> Fix ptr_ret.cocci warnings:
> drivers/firmware/efi/efi.c:610:8-14: WARNING: PTR_ERR_OR_ZERO can be used
> 
> Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
> 
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
> 
> Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
> ---
>  drivers/firmware/qemu_fw_cfg.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c
> index 5cfe39f7a45f..18489b6a696d 100644
> --- a/drivers/firmware/qemu_fw_cfg.c
> +++ b/drivers/firmware/qemu_fw_cfg.c
> @@ -693,10 +693,8 @@ static int fw_cfg_cmdline_set(const char *arg, const struct kernel_param *kp)
>  	 */
>  	fw_cfg_cmdline_dev = platform_device_register_simple("fw_cfg",
>  					PLATFORM_DEVID_NONE, res, processed);
> -	if (IS_ERR(fw_cfg_cmdline_dev))
> -		return PTR_ERR(fw_cfg_cmdline_dev);
>  
> -	return 0;
> +	return PTR_ERR_OR_ZERO(fw_cfg_cmdline_dev);
>  }
>  
>  static int fw_cfg_cmdline_get(char *buf, const struct kernel_param *kp)
> -- 
> 1.9.1
> 

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

* Re: [Qemu-devel] [PATCH] firmware: Use PTR_ERR_OR_ZERO()
  2017-11-28 21:40 [PATCH] firmware: Use PTR_ERR_OR_ZERO() Vasyl Gomonovych
  2017-11-29 15:01 ` Gabriel L. Somlo
@ 2017-12-01 10:15 ` Stefan Hajnoczi
  1 sibling, 0 replies; 3+ messages in thread
From: Stefan Hajnoczi @ 2017-12-01 10:15 UTC (permalink / raw)
  To: Vasyl Gomonovych; +Cc: somlo, mst, qemu-devel, linux-kernel

[-- Attachment #1: Type: text/plain, Size: 516 bytes --]

On Tue, Nov 28, 2017 at 10:40:27PM +0100, Vasyl Gomonovych wrote:
> Fix ptr_ret.cocci warnings:
> drivers/firmware/efi/efi.c:610:8-14: WARNING: PTR_ERR_OR_ZERO can be used
> 
> Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
> 
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
> 
> Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
> ---
>  drivers/firmware/qemu_fw_cfg.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>

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

end of thread, other threads:[~2017-12-01 10:15 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-11-28 21:40 [PATCH] firmware: Use PTR_ERR_OR_ZERO() Vasyl Gomonovych
2017-11-29 15:01 ` Gabriel L. Somlo
2017-12-01 10:15 ` [Qemu-devel] " Stefan Hajnoczi

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