Re: [PATCH 23/39] UBI: drop null test before destroy functions

[Richard Weinberger]

Am 13.09.2015 um 14:15 schrieb Julia Lawall:
> 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@xxxxxxx>
> 
> ---
>  drivers/mtd/ubi/attach.c |    4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c
> index 68eea5b..c1aaf03 100644
> --- a/drivers/mtd/ubi/attach.c
> +++ b/drivers/mtd/ubi/attach.c
> @@ -1209,9 +1209,7 @@ static void destroy_ai(struct ubi_attach_info *ai)
>  		}
>  	}
>  
> -	if (ai->aeb_slab_cache)
> -		kmem_cache_destroy(ai->aeb_slab_cache);
> -
> +	kmem_cache_destroy(ai->aeb_slab_cache);
>  	kfree(ai);
>  }

Applied!

Thanks,
//richard
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