From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 31 Aug 2010 02:05:57 +0000 (+0000)
Subject: vhost: stop worker only if created
X-Git-Tag: v2.6.36-rc4~87^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=78b620ce9e168d08ecfac2f4bb056c511b0601ec;p=pandora-kernel.git

vhost: stop worker only if created

Its currently illegal to call kthread_stop(NULL)

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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