net: pktgen: fix race between pktgen_thread_worker() and kthread_stop()
authorOleg Nesterov <oleg@redhat.com>
Wed, 8 Jul 2015 19:42:11 +0000 (21:42 +0200)
committerDavid S. Miller <davem@davemloft.net>
Thu, 9 Jul 2015 22:05:32 +0000 (15:05 -0700)
commitfecdf8be2d91e04b0a9a4f79ff06499a36f5d14f
tree32cd5f2438ccdf55752a090cd86f3443e2c78ee7
parent4a0e3e989d66bb7204b163d9cfaa7fa96d0f2023
net: pktgen: fix race between pktgen_thread_worker() and kthread_stop()

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>
net/core/pktgen.c