netdev - Re: [Patch net] tipc: check group dests after tipc_wait_for

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Message-Id: <20181218.154512.1787768748487573671.davem@davemloft.net>
Date:   Tue, 18 Dec 2018 15:45:12 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     xiyou.wangcong@...il.com
Cc:     netdev@...r.kernel.org, ying.xue@...driver.com,
        jon.maloy@...csson.com
Subject: Re: [Patch net] tipc: check group dests after tipc_wait_for_cond()

From: Cong Wang <xiyou.wangcong@...il.com>
Date: Sun, 16 Dec 2018 23:25:12 -0800

> Similar to commit 143ece654f9f ("tipc: check tsk->group in tipc_wait_for_cond()")
> we have to reload grp->dests too after we re-take the sock lock.
> This means we need to move the dsts check after tipc_wait_for_cond()
> too.
> 
> Fixes: 75da2163dbb6 ("tipc: introduce communication groups")
> Reported-and-tested-by: syzbot+99f20222fc5018d2b97a@...kaller.appspotmail.com
> Cc: Ying Xue <ying.xue@...driver.com>
> Cc: Jon Maloy <jon.maloy@...csson.com>
> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>

Applied and queued up for -stable.