| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 210/271] media: coda: Remove unbalanced and unneeded mutex unlock | Date | Wed, 24 Jul 2019 21:21:19 +0200 |
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From: Ezequiel Garcia <ezequiel@collabora.com>
commit 766b9b168f6c75c350dd87c3e0bc6a9b322f0013 upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/media/platform/coda/coda-bit.c | 1 - 1 file changed, 1 deletion(-)
--- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -2309,7 +2309,6 @@ irqreturn_t coda_irq_handler(int irq, vo if (ctx == NULL) { v4l2_err(&dev->v4l2_dev, "Instance released before the end of transaction\n"); - mutex_unlock(&dev->coda_mutex); return IRQ_HANDLED; }
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