From: Oleg Nesterov <oleg@redhat.com>
Date: Wed, 8 Jul 2015 19:42:11 +0000 (+0200)
Subject: net: pktgen: fix race between pktgen_thread_worker() and kthread_stop()
X-Git-Tag: v3.2.72~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7d41d849bfffb2571e027828533ea46ee848d349;p=pandora-kernel.git

net: pktgen: fix race between pktgen_thread_worker() and kthread_stop()

[ Upstream commit fecdf8be2d91e04b0a9a4f79ff06499a36f5d14f ]

pktgen_thread_worker() is obviously racy, kthread_stop() can come
between the kthread_should_stop() check and set_current_state().

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Reported-by: Jan Stancek <jstancek@redhat.com>
Reported-by: Marcelo Leitner <mleitner@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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