From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Date: Thu, 4 Jul 2013 18:05:50 +0000 (+0200)
Subject: drm/rcar-du: Don't ignore rcar_du_crtc_create() return value
X-Git-Tag: v3.11-rc1~65^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3463ff67bc8d049098559adb850299c26b52350d;p=platform%2Fkernel%2Flinux-stable.git

drm/rcar-du: Don't ignore rcar_du_crtc_create() return value

Handle error cases correctly.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
index 9c63f39..06cacf6 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
@@ -191,8 +191,11 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu)
 	if (ret < 0)
 		return ret;
 
-	for (i = 0; i < ARRAY_SIZE(rcdu->crtcs); ++i)
-		rcar_du_crtc_create(rcdu, i);
+	for (i = 0; i < ARRAY_SIZE(rcdu->crtcs); ++i) {
+		ret = rcar_du_crtc_create(rcdu, i);
+		if (ret < 0)
+			return ret;
+	}
 
 	rcdu->used_crtcs = 0;
 	rcdu->num_crtcs = i;