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[media] ts2020: cancel_delayed_work_sync before device removal / kfree
authorErnst Martin Witte <emw-linux-kernel@nocabal.de>
Sat, 9 Jan 2016 20:18:44 +0000 (18:18 -0200)
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>
Mon, 1 Feb 2016 11:42:30 +0000 (09:42 -0200)
commit41ff9142df375ac319b1d9fe50d88e4247da6f1a
tree1b3f077f251bdb021377ed8aa65af49ca102edf0tree | snapshot
parent4fd57ed61564bd4706e71cfd8c5a259079ddabf3commit | diff
[media] ts2020: cancel_delayed_work_sync before device removal / kfree

ts2020_remove  was  calling  kfree(dev)  with  possibly  still  active
schedule_delayed_work(dev->stat_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/ts2020.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git