From: Joseph Qi <joseph.qi@huawei.com>
Date: Wed, 11 Sep 2013 21:20:01 +0000 (-0700)
Subject: ocfs2: avoid possible NULL pointer dereference in o2net_accept_one()
X-Git-Tag: v3.12-rc1~52^2~281
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03dbe88aa9cd0d7b0a876b38bd75ce73b4522454;p=pandora-kernel.git

ocfs2: avoid possible NULL pointer dereference in o2net_accept_one()

Since o2nm_get_node_by_num() may return NULL, we add this check in
o2net_accept_one() to avoid possible NULL pointer dereference.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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