From: Ezequiel Garcia <[email protected]> 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 <[email protected]> Signed-off-by: Ezequiel Garcia <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Cc: [email protected] Signed-off-by: Mauro Carvalho Chehab <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- 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 @@ -2107,7 +2107,6 @@ 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; }
