netdev - Re: [net-next] tipc: add NULL pointer check

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Message-Id: <20190404.173429.1469418410856862118.davem@davemloft.net>
Date:   Thu, 04 Apr 2019 17:34:29 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     hoang.h.le@...tech.com.au
Cc:     jon.maloy@...csson.com, maloy@...jonn.com, ying.xue@...driver.com,
        tipc-discussion@...ts.sourceforge.net, netdev@...r.kernel.org
Subject: Re: [net-next] tipc: add NULL pointer check

From: Hoang Le <hoang.h.le@...tech.com.au>
Date: Wed,  3 Apr 2019 13:05:04 +0700

> skb somehow dequeued out of inputq before processing, it causes to
> NULL pointer and kernel crashed.
> 
> Add checking skb valid before using.
> 
> Fixes: c55c8edafa9 ("tipc: smooth change between replicast and broadcast")
> Reported-by: Tuong Lien Tong <tuong.t.lien@...tech.com.au>
> Acked-by: Ying Xue <ying.xue@...driver.com>
> Signed-off-by: Hoang Le <hoang.h.le@...tech.com.au>

Applied.