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authorDan Carpenter <dan.carpenter@oracle.com>2012-11-27 20:35:09 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-26 18:02:13 +0400
commit30ebc5e44d057a1619ad63fe32c8c1670c37c4b8 (patch)
tree58ab125c0e542243451eb0ed9e64658df7ef5dd0 /drivers/media
parent45b82596be0214f161c8176bd3e18f779e36eccd (diff)
downloadlinux-30ebc5e44d057a1619ad63fe32c8c1670c37c4b8.tar.xz
[media] rc: unlock on error in show_protocols()
We recently introduced a new return -ENODEV in this function but we need to unlock before returning. [mchehab@redhat.com: found two patches with the same fix. Merged SOB's/acks into one patch] Acked-by: Herton R. Krzesinski <herton.krzesinski@canonical.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: stable@vger.kernel.org Signed-off-by: Douglas Bagnall <douglas@paradise.net.nz> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/rc/rc-main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 601d1ac1c688..d593bc65b4ca 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -789,8 +789,10 @@ static ssize_t show_protocols(struct device *device,
} else if (dev->raw) {
enabled = dev->raw->enabled_protocols;
allowed = ir_raw_get_allowed_protocols();
- } else
+ } else {
+ mutex_unlock(&dev->lock);
return -ENODEV;
+ }
IR_dprintk(1, "allowed - 0x%llx, enabled - 0x%llx\n",
(long long)allowed,