diff mbox

SCSI-libfc: Delete an unnecessary check before the function call "kmem_cache_destroy"

Message ID 564997B5.6030703@users.sourceforge.net (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

SF Markus Elfring Nov. 16, 2015, 8:45 a.m. UTC
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Mon, 16 Nov 2015 09:39:12 +0100

The kmem_cache_destroy() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/scsi/libfc/fc_fcp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Vasu Dev Nov. 19, 2015, 6:21 p.m. UTC | #1
On Mon, 2015-11-16 at 09:45 +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Mon, 16 Nov 2015 09:39:12 +0100
> 
> The kmem_cache_destroy() function tests whether its argument is NULL
> and then returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
>  drivers/scsi/libfc/fc_fcp.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
> index 5121272..d377514 100644
> --- a/drivers/scsi/libfc/fc_fcp.c
> +++ b/drivers/scsi/libfc/fc_fcp.c
> @@ -2216,8 +2216,7 @@ int fc_setup_fcp(void)
>  
>  void fc_destroy_fcp(void)
>  {
> -	if (scsi_pkt_cachep)
> -		kmem_cache_destroy(scsi_pkt_cachep);
> +	kmem_cache_destroy(scsi_pkt_cachep);
>  }
>  
>  /**
Looks good.

Acked-by: Vasu Dev <vasu.dev@intel.com>

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diff mbox

Patch

diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 5121272..d377514 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -2216,8 +2216,7 @@  int fc_setup_fcp(void)
 
 void fc_destroy_fcp(void)
 {
-	if (scsi_pkt_cachep)
-		kmem_cache_destroy(scsi_pkt_cachep);
+	kmem_cache_destroy(scsi_pkt_cachep);
 }
 
 /**