diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index ae061653ca06c037ef4f81a78f5093338417fb0b..517e0709b77def341226702b468fcb2a3dfa8809 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -273,7 +273,7 @@ static const struct dsi_config *dsi_get_config(struct msm_dsi_host *msm_host)
 	u32 major = 0, minor = 0;
 
 	gdsc_reg = regulator_get(&msm_host->pdev->dev, "gdsc");
-	if (IS_ERR_OR_NULL(gdsc_reg)) {
+	if (IS_ERR(gdsc_reg)) {
 		pr_err("%s: cannot get gdsc\n", __func__);
 		goto fail;
 	}