"rval" needs to be signed for the error handling to work.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Acked-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c
index c63f918..65392f9 100644
--- a/drivers/video/backlight/lm3630a_bl.c
+++ b/drivers/video/backlight/lm3630a_bl.c
@@ -105,7 +105,7 @@ static int lm3630a_chip_init(struct lm3630a_chip *pchip)
/* interrupt handling */
static void lm3630a_delayed_func(struct work_struct *work)
{
- unsigned int rval;
+ int rval;
struct lm3630a_chip *pchip;
pchip = container_of(work, struct lm3630a_chip, work.work);
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