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Date:   Thu, 3 Sep 2020 15:40:49 +0300
From:   Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>, kbuild@...ts.01.org,
        netdev@...r.kernel.org
Cc:     lkp@...el.com, Dan Carpenter <error27@...il.com>,
        kbuild-all@...ts.01.org, roopa@...dia.com,
        bridge@...ts.linux-foundation.org, davem@...emloft.net
Subject: Re: [PATCH net-next v2 04/15] net: bridge: mcast: add support for
 group-and-source specific queries

On 03/09/2020 15:18, Dan Carpenter wrote:
> Hi Nikolay,
> 
> url:    https://github.com/0day-ci/linux/commits/Nikolay-Aleksandrov/net-bridge-mcast-initial-IGMPv3-support-part-1/20200902-193339
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git dc1a9bf2c8169d9f607502162af1858a73a18cb8
> config: i386-randconfig-m021-20200902 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> 
> New smatch warnings:
> net/bridge/br_multicast.c:359 br_ip4_multicast_alloc_query() error: use kfree_skb() here instead of kfree(skb)
> 
> Old smatch warnings:
> net/bridge/br_multicast.c:711 br_multicast_add_group() error: potential null dereference 'mp'.  (br_multicast_new_group returns null)
> 

Thanks Dan!
I also caught that while working on v3 and the IPv6 part. :) 
Since it's in code that shouldn't be ever reached it wasn't tested.
Anyway in v3 it will be fixed.

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