diff mbox series

[ndctl] cxl/memdev: initialize 'rc' in action_update_fw()

Message ID 20230731-coverity-fix-v1-1-9b70ff6aa388@intel.com (mailing list archive)
State Accepted
Commit f3cca0bab1d5902f232fe45a112ba61368d12f44
Headers show
Series [ndctl] cxl/memdev: initialize 'rc' in action_update_fw() | expand

Commit Message

Vishal Verma July 31, 2023, 8:18 p.m. UTC
Static analysis complains that in some cases, an uninitialized 'rc' can
get returned from action_update_fw(). Since this can only happen in a
'no-op' case, initialize rc to 0.

Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
---
 cxl/memdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


---
base-commit: 32cec0c5cfe669940107ce030beeb1e02e5a767b
change-id: 20230731-coverity-fix-edc28fd6e0fe

Best regards,

Comments

Dave Jiang July 31, 2023, 8:28 p.m. UTC | #1
On 7/31/23 13:18, Vishal Verma wrote:
> Static analysis complains that in some cases, an uninitialized 'rc' can
> get returned from action_update_fw(). Since this can only happen in a
> 'no-op' case, initialize rc to 0.
> 
> Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>

Reviewed-by: Dave Jiang <dave.jiang@intel.com>
> ---
>   cxl/memdev.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/cxl/memdev.c b/cxl/memdev.c
> index 1ad871a..f6a2d3f 100644
> --- a/cxl/memdev.c
> +++ b/cxl/memdev.c
> @@ -679,7 +679,7 @@ static int action_update_fw(struct cxl_memdev *memdev,
>   	const char *devname = cxl_memdev_get_devname(memdev);
>   	struct json_object *jmemdev;
>   	unsigned long flags;
> -	int rc;
> +	int rc = 0;
>   
>   	if (param.cancel)
>   		return cxl_memdev_cancel_fw_update(memdev);
> 
> ---
> base-commit: 32cec0c5cfe669940107ce030beeb1e02e5a767b
> change-id: 20230731-coverity-fix-edc28fd6e0fe
> 
> Best regards,
Vishal Verma July 31, 2023, 8:40 p.m. UTC | #2
On Mon, 2023-07-31 at 14:18 -0600, Vishal Verma wrote:
> Static analysis complains that in some cases, an uninitialized 'rc' can
> get returned from action_update_fw(). Since this can only happen in a
> 'no-op' case, initialize rc to 0.
> 
> Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>

This should've included a

  Fixes: 64ad46b4a147 ("cxl: add an update-firmware command")

tag. I'll add it when applying.

> ---
>  cxl/memdev.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/cxl/memdev.c b/cxl/memdev.c
> index 1ad871a..f6a2d3f 100644
> --- a/cxl/memdev.c
> +++ b/cxl/memdev.c
> @@ -679,7 +679,7 @@ static int action_update_fw(struct cxl_memdev *memdev,
>         const char *devname = cxl_memdev_get_devname(memdev);
>         struct json_object *jmemdev;
>         unsigned long flags;
> -       int rc;
> +       int rc = 0;
>  
>         if (param.cancel)
>                 return cxl_memdev_cancel_fw_update(memdev);
> 
> ---
> base-commit: 32cec0c5cfe669940107ce030beeb1e02e5a767b
> change-id: 20230731-coverity-fix-edc28fd6e0fe
> 
> Best regards,
diff mbox series

Patch

diff --git a/cxl/memdev.c b/cxl/memdev.c
index 1ad871a..f6a2d3f 100644
--- a/cxl/memdev.c
+++ b/cxl/memdev.c
@@ -679,7 +679,7 @@  static int action_update_fw(struct cxl_memdev *memdev,
 	const char *devname = cxl_memdev_get_devname(memdev);
 	struct json_object *jmemdev;
 	unsigned long flags;
-	int rc;
+	int rc = 0;
 
 	if (param.cancel)
 		return cxl_memdev_cancel_fw_update(memdev);