Re: [PATCH 28/39] ecryptfs: drop null test before destroy functions

[Tyler Hicks <tyhicks@canonical.com>]

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On 2015-09-13 14:15:21, 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);
> // </smpl>
> 
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

Acked-by: Tyler Hicks <tyhicks@canonical.com>

I assume that you'll be landing this patch set into Linus' tree all
together. Let me know if that's incorrect and I should take this single
patch into the eCryptfs dev tree.

Thanks!

Tyler

> 
> ---
>  fs/ecryptfs/main.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
> index 4f4d047..e83f31c 100644
> --- a/fs/ecryptfs/main.c
> +++ b/fs/ecryptfs/main.c
> @@ -737,8 +737,7 @@ static void ecryptfs_free_kmem_caches(void)
>  		struct ecryptfs_cache_info *info;
>  
>  		info = &ecryptfs_cache_infos[i];
> -		if (*(info->cache))
> -			kmem_cache_destroy(*(info->cache));
> +		kmem_cache_destroy(*(info->cache));
>  	}
>  }
>  
> 

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