Re: [PATCH] bridge: Use PTR_ERR_OR_ZERO instead if(IS_ERR(...)) + PTR_ERR

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On 25/01/2021 04:39, Jiapeng Zhong wrote:
> coccicheck suggested using PTR_ERR_OR_ZERO() and looking at the code.
> 
> Fix the following coccicheck warnings:
> 
> ./net/bridge/br_multicast.c:1295:7-13: WARNING: PTR_ERR_OR_ZERO can be
> used.
> 
> Reported-by: Abaci <abaci@xxxxxxxxxxxxxxxxx>
> Signed-off-by: Jiapeng Zhong <abaci-bugfix@xxxxxxxxxxxxxxxxx>
> ---
>  net/bridge/br_multicast.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
> index 257ac4e..2229d10 100644
> --- a/net/bridge/br_multicast.c
> +++ b/net/bridge/br_multicast.c
> @@ -1292,7 +1292,7 @@ static int br_multicast_add_group(struct net_bridge *br,
>  	pg = __br_multicast_add_group(br, port, group, src, filter_mode,
>  				      igmpv2_mldv1, false);
>  	/* NULL is considered valid for host joined groups */
> -	err = IS_ERR(pg) ? PTR_ERR(pg) : 0;
> +	err = PTR_ERR_OR_ZERO(pg);
>  	spin_unlock(&br->multicast_lock);
>  
>  	return err;
> 

This should be targeted at net-next.
Acked-by: Nikolay Aleksandrov <nikolay@xxxxxxxxxx>






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