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[16/26] IB/ocrdma: Adjust a null pointer check in ocrdma_alloc_resources()

Message ID 54750756-91cd-b508-109a-83b7b2375193@users.sourceforge.net (mailing list archive)
State Changes Requested
Headers show

Commit Message

SF Markus Elfring March 8, 2017, 1:15 p.m. UTC
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 7 Mar 2017 22:34:33 +0100

The script "checkpatch.pl" pointed information out like the following.

Comparison to NULL could be written "!dev->stag_arr".

Thus fix the affected source code place.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/infiniband/hw/ocrdma/ocrdma_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Yuval Shaia March 9, 2017, 11:42 a.m. UTC | #1
On Wed, Mar 08, 2017 at 02:15:34PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Tue, 7 Mar 2017 22:34:33 +0100
> 
> The script "checkpatch.pl" pointed information out like the following.
> 
> Comparison to NULL could be written "!dev->stag_arr".
> 
> Thus fix the affected source code place.
> 
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
>  drivers/infiniband/hw/ocrdma/ocrdma_main.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
> index 93113feeb2d5..fbf672c79d5f 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
> @@ -238,7 +238,7 @@ static int ocrdma_alloc_resources(struct ocrdma_dev *dev)
>  
>  	dev->stag_arr = kcalloc(OCRDMA_MAX_STAG, sizeof(*dev->stag_arr),
>  				GFP_KERNEL);
> -	if (dev->stag_arr == NULL)
> +	if (!dev->stag_arr)
>  		goto alloc_err;

Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>

>  
>  	ocrdma_alloc_pd_pool(dev);
> -- 
> 2.12.0
> 
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diff mbox

Patch

diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
index 93113feeb2d5..fbf672c79d5f 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
@@ -238,7 +238,7 @@  static int ocrdma_alloc_resources(struct ocrdma_dev *dev)
 
 	dev->stag_arr = kcalloc(OCRDMA_MAX_STAG, sizeof(*dev->stag_arr),
 				GFP_KERNEL);
-	if (dev->stag_arr == NULL)
+	if (!dev->stag_arr)
 		goto alloc_err;
 
 	ocrdma_alloc_pd_pool(dev);