Re: [PATCH] net: sctp: Deletion of an unnecessary check before the function call "kfree"

[Neil Horman]

On Sat, Jan 31, 2015 at 06:15:59PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Sat, 31 Jan 2015 18:10:03 +0100
> 
> The kfree() 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@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  net/sctp/associola.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/net/sctp/associola.c b/net/sctp/associola.c
> index f791edd..3c2aefc 100644
> --- a/net/sctp/associola.c
> +++ b/net/sctp/associola.c
> @@ -391,8 +391,7 @@ void sctp_association_free(struct sctp_association *asoc)
>  	sctp_asconf_queue_teardown(asoc);
>  
>  	/* Free pending address space being deleted */
> -	if (asoc->asconf_addr_del_pending != NULL)
> -		kfree(asoc->asconf_addr_del_pending);
> +	kfree(asoc->asconf_addr_del_pending);
>  
>  	/* AUTH - Free the endpoint shared keys */
>  	sctp_auth_destroy_keys(&asoc->endpoint_shared_keys);
> -- 
> 2.2.2
> 
> 
Sure, seems reasonable
Acked-By: Neil Horman <nhorman@xxxxxxxxxxxxx>

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