Re: [PATCH] net bridge: add null pointer check, fix panic
From: Eric Dumazet
Date: Thu Jun 20 2013 - 04:14:16 EST
On Thu, 2013-06-20 at 15:47 +0800, xiaoming gao wrote:
> if you remove the test on FF_BRIDGE_PORT, and br_port_get_rcu never returns NULL, the problem is fixed.
> but the codes in mainline is still bugged, am i right??
> by the way, kernel-stable 3.0 and 3.4 tree also have this bug, and is very easily to reproduce.
Commit 00cfec37484761a4 has to be backported anyway, if not already
I would rather fix things properly, instead of adding defensive code.
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