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authorDan Carpenter <dan.carpenter@oracle.com>2014-09-25 15:40:08 +0400
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2014-10-24 15:29:28 +0400
commit4961a5323f5d873e2170c5ef4f48538930e6df3e (patch)
tree351ce7b3b1490dc7b97268d85b2d6f5061923086 /drivers/media/tuners
parent34d7c248ad28c5d462182c5063523023604efc12 (diff)
downloadlinux-4961a5323f5d873e2170c5ef4f48538930e6df3e.tar.xz
[media] xc5000: use after free in release()
I moved the call to hybrid_tuner_release_state(priv) after "priv->firmware" dereference. Fixes: 5264a522a597 ('[media] media: tuner xc5000 - release firmwware from xc5000_release()') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Shuah Khan <shuahkh@osg.samsung.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/tuners')
-rw-r--r--drivers/media/tuners/xc5000.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/tuners/xc5000.c b/drivers/media/tuners/xc5000.c
index e44c8aba6074..803a0e63d47e 100644
--- a/drivers/media/tuners/xc5000.c
+++ b/drivers/media/tuners/xc5000.c
@@ -1333,9 +1333,9 @@ static int xc5000_release(struct dvb_frontend *fe)
if (priv) {
cancel_delayed_work(&priv->timer_sleep);
- hybrid_tuner_release_state(priv);
if (priv->firmware)
release_firmware(priv->firmware);
+ hybrid_tuner_release_state(priv);
}
mutex_unlock(&xc5000_list_mutex);