linux-kernel - [PATCH] drm/omap: fix error return code in omap_dmm

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Message-ID: <CAPgLHd_NrAGkJ+Ufw1nbfSDc_nzq1qdX1VFtmrgrYR6=0hGK0w@mail.gmail.com>
Date:	Wed, 11 Sep 2013 19:16:53 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	airlied@...ux.ie, gregkh@...uxfoundation.org, andy.gross@...com,
	robdclark@...il.com, joe@...ches.com
Cc:	yongjun_wei@...ndmicro.com.cn, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] drm/omap: fix error return code in omap_dmm_probe()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Fix to return -ENOMEM in the refill memory alloc error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index 9b794c9..ab546c9 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -675,6 +675,7 @@ static int omap_dmm_probe(struct platform_device *dev)
 				&omap_dmm->refill_pa, GFP_KERNEL);
 	if (!omap_dmm->refill_va) {
 		dev_err(&dev->dev, "could not allocate refill memory\n");
+		ret = -ENOMEM;
 		goto fail;
 	}
 

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