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[media] af9013: cancel_delayed_work_sync before device removal / kfree
authorErnst Martin Witte <emw-linux-kernel@nocabal.de>
Sat, 9 Jan 2016 20:18:45 +0000 (18:18 -0200)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Mon, 1 Feb 2016 11:40:18 +0000 (09:40 -0200)
commita5af7bb9b7d1aeeb32769c1574c216c73acee2f1
tree28ddcb04999b3464000e847b24759c3a651b158ftree | snapshot
parent62d557276aa9f0ec0b897144910d6653c755b888commit | diff
[media] af9013: cancel_delayed_work_sync before device removal / kfree

af9013_remove  was calling  kfree(state)  with  possibly still  active
schedule_delayed_work(&state->statistics_work).   A   similar  bug  in
si2157 caused kernel panics in call_timer_fn e.g. after rmmod cx23885.

Signed-off-by: Ernst Martin Witte <emw-linux-kernel@nocabal.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
drivers/media/dvb-frontends/af9013.c diff | blob | history
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