diff --git a/msm/sde/sde_wb.c b/msm/sde/sde_wb.c
index dcb308fabf84..d6648ad7e2fc 100644
--- a/msm/sde/sde_wb.c
+++ b/msm/sde/sde_wb.c
@@ -204,6 +204,8 @@ int sde_wb_connector_set_modes(struct sde_wb_device *wb_dev,
 			memset(&dispmode, 0, sizeof(dispmode));
 			ret = drm_mode_convert_umode(wb_dev->drm_dev,
 					&dispmode, &modeinfo[i]);
+			/* null terminate the string */
+			modeinfo[i].name[DRM_DISPLAY_MODE_LEN - 1] = '\0';
 			if (ret) {
 				SDE_ERROR(
 					"failed to convert mode %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x status:%d rc:%d\n",