diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index a106046e0c93a31165a8aa0dc8a74fcf1a35b027..72143ac1052526ffc03332c5b6b211ae7bf30216 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -701,7 +701,7 @@ static void vp_win_reset(struct mixer_context *ctx)
 	unsigned int tries = 100;
 
 	vp_reg_write(res, VP_SRESET, VP_SRESET_PROCESSING);
-	while (tries--) {
+	while (--tries) {
 		/* waiting until VP_SRESET_PROCESSING is 0 */
 		if (~vp_reg_read(res, VP_SRESET) & VP_SRESET_PROCESSING)
 			break;