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[media] rc: unlock on error in show_protocols()

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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>
This commit is contained in:
Dan Carpenter 2012-11-27 13:35:09 -03:00 committed by Mauro Carvalho Chehab
parent 45b82596be
commit 30ebc5e44d
1 changed files with 3 additions and 1 deletions
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4
drivers/media/rc/rc-main.c
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@ -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,