[PATCH 12/19] staging: iio: isl29028: fix comparison between signed and unsigned integers

[Brian Masney]

Fixed warning found by make W=2 to reduce the amount of build noise:

warning: comparison between signed and unsigned integer expressions
[-Wsign-compare]

Signed-off-by: Brian Masney <masneyb at onstation.org>
---
 drivers/staging/iio/light/isl29028.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/light/isl29028.c b/drivers/staging/iio/light/isl29028.c
index 218d165..23a4db8 100644
--- a/drivers/staging/iio/light/isl29028.c
+++ b/drivers/staging/iio/light/isl29028.c
@@ -80,7 +80,7 @@ static int isl29028_set_proxim_sampling(struct isl29028_chip *chip,
 					unsigned int sampling)
 {
 	static unsigned int prox_period[] = {800, 400, 200, 100, 75, 50, 12, 0};
-	int sel;
+	unsigned int sel;
 	unsigned int period = DIV_ROUND_UP(1000, sampling);
 
 	for (sel = 0; sel < ARRAY_SIZE(prox_period); ++sel) {
-- 
2.7.4