netdev - Re: [PATCH] net-ipv6: addrconf_f6i_alloc - fix non-null pointer check to !IS

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Message-ID: <CANn89iKieZm8B+cB=mjK6jumM2koS+0Ae64STw_h_GCKom2vYQ@mail.gmail.com>
Date:   Fri, 6 Sep 2019 07:10:19 +0200
From:   Eric Dumazet <edumazet@...gle.com>
To:     Maciej Żenczykowski <zenczykowski@...il.com>
Cc:     Maciej Żenczykowski <maze@...gle.com>,
        "David S . Miller" <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>, David Ahern <dsahern@...il.com>,
        Lorenzo Colitti <lorenzo@...gle.com>
Subject: Re: [PATCH] net-ipv6: addrconf_f6i_alloc - fix non-null pointer check
 to !IS_ERR()

On Fri, Sep 6, 2019 at 5:56 AM Maciej Żenczykowski
<zenczykowski@...il.com> wrote:
>
> From: Maciej Żenczykowski <maze@...gle.com>
>
> Fixes a stupid bug I recently introduced...
> ip6_route_info_create() returns an ERR_PTR(err) and not a NULL on error.
>
> Fixes: d55a2e374a94 ("net-ipv6: fix excessive RTF_ADDRCONF flag on ::1/128 local route (and others)'")
> Cc: David Ahern <dsahern@...il.com>
> Cc: Lorenzo Colitti <lorenzo@...gle.com>
> Cc: Eric Dumazet <edumazet@...gle.com>
> Signed-off-by: Maciej Żenczykowski <maze@...gle.com>
> ---

Reported-by: syzbot <syzkaller@...glegroups.com>
Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Thanks.