diff mbox

[22/39] nfsd: drop null test before destroy functions

Message ID 1442146532-9100-23-git-send-email-Julia.Lawall@lip6.fr (mailing list archive)
State New, archived
Headers show

Commit Message

Julia Lawall Sept. 13, 2015, 12:15 p.m. UTC 
Remove unneeded NULL test.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression x; @@
-if (x != NULL) {
  \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
  x = NULL;
-}
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

---
 fs/nfsd/nfscache.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)


--
To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Comments

J. Bruce Fields Sept. 14, 2015, 4:06 p.m. UTC | #1 
Thanks, applying.--b.

On Sun, Sep 13, 2015 at 02:15:15PM +0200, Julia Lawall wrote:
> Remove unneeded NULL test.
> 
> The semantic patch that makes this change is as follows:
> (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@ expression x; @@
> -if (x != NULL) {
>   \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
>   x = NULL;
> -}
> // </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
> 
> ---
>  fs/nfsd/nfscache.c |    6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
> index 46ec934..116940c 100644
> --- a/fs/nfsd/nfscache.c
> +++ b/fs/nfsd/nfscache.c
> @@ -217,10 +217,8 @@ void nfsd_reply_cache_shutdown(void)
>  	drc_hashtbl = NULL;
>  	drc_hashsize = 0;
>  
> -	if (drc_slab) {
> -		kmem_cache_destroy(drc_slab);
> -		drc_slab = NULL;
> -	}
> +	kmem_cache_destroy(drc_slab);
> +	drc_slab = NULL;
>  }
>  
>  /*
--
To unsubscribe from this list: send the line "unsubscribe linux-nfs" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index 46ec934..116940c 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -217,10 +217,8 @@  void nfsd_reply_cache_shutdown(void)
 	drc_hashtbl = NULL;
 	drc_hashsize = 0;
 
-	if (drc_slab) {
-		kmem_cache_destroy(drc_slab);
-		drc_slab = NULL;
-	}
+	kmem_cache_destroy(drc_slab);
+	drc_slab = NULL;
 }
 
 /*