diff --git a/drivers/video/msm/mdss/mdss_sharp_hd_dsi_panel.c b/drivers/video/msm/mdss/mdss_sharp_hd_dsi_panel.c
index 1140144f60a..bab6cecc687 100644
--- a/drivers/video/msm/mdss/mdss_sharp_hd_dsi_panel.c
+++ b/drivers/video/msm/mdss/mdss_sharp_hd_dsi_panel.c
@@ -1269,7 +1269,7 @@ static ssize_t mdss_sharp_auto_brightness_show(struct device *dev,
 {
 	int rc;
 
-	rc = snprintf(buf, sizeof(buf), "%d\n",
+	rc = snprintf(buf, PAGE_SIZE, "%d\n",
 					msd.dstat.auto_brightness);
 	pr_info("%s : auto_brightness : %d\n", __func__, msd.dstat.auto_brightness);