From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 29 Sep 2011 05:10:06 +0000 (-0300)
Subject: [media] dib9000: release a lock on error
X-Git-Tag: firefly_0821_release~3680^2~4256^2~51
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2f4cf2c3a971c4d5154def8ef9ce4811d702852d;p=firefly-linux-kernel-4.4.55.git

[media] dib9000: release a lock on error

This lock should be released as well on the error path.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Patrick Boettcher <Patrick.Boettcher@dibcom.fr>
Cc: Olivier Grenie <olivier.grenie@dibcom.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/dvb/frontends/dib9000.c b/drivers/media/dvb/frontends/dib9000.c
index e276b119039e..660f80661ed4 100644
--- a/drivers/media/dvb/frontends/dib9000.c
+++ b/drivers/media/dvb/frontends/dib9000.c
@@ -2169,6 +2169,7 @@ static int dib9000_read_ber(struct dvb_frontend *fe, u32 * ber)
 	DibAcquireLock(&state->demod_lock);
 	DibAcquireLock(&state->platform.risc.mem_mbx_lock);
 	if (dib9000_fw_memmbx_sync(state, FE_SYNC_CHANNEL) < 0) {
+		DibReleaseLock(&state->platform.risc.mem_mbx_lock);
 		ret = -EIO;
 		goto error;
 	}