[git:media_tree/master] media: coda: Remove unbalanced and unneeded mutex unlock

[git:media_tree/master] media: coda: Remove unbalanced and unneeded mutex unlock

[Mauro Carvalho Chehab]

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Subject: media: coda: Remove unbalanced and unneeded mutex unlock
Author:  Ezequiel Garcia <ezequiel@collabora.com>
Date:    Thu May 2 18:00:43 2019 -0400

The mutex unlock in the threaded interrupt handler is not paired
with any mutex lock. Remove it.

This bug has been here for a really long time, so it applies
to any stable repo.

Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

 drivers/media/platform/coda/coda-bit.c | 1 -
 1 file changed, 1 deletion(-)

---

diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index a25f3742ecde..19055c6488cc 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -2348,7 +2348,6 @@ irqreturn_t coda_irq_handler(int irq, void *data)
 	if (ctx == NULL) {
 		v4l2_err(&dev->v4l2_dev,
 			 "Instance released before the end of transaction\n");
-		mutex_unlock(&dev->coda_mutex);
 		return IRQ_HANDLED;
 	}