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; }