linux-kernel - [PATCH] drm/gma500: Fix error return code in psb_driver

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Message-ID: <20201130020216.1906141-1-zhangjialin11@huawei.com>
Date:   Mon, 30 Nov 2020 10:02:16 +0800
From:   Jialin Zhang <zhangjialin11@...wei.com>
To:     Patrik Jakobsson <patrik.r.jakobsson@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Alan Cox <alan@...ux.intel.com>,
        Dave Airlie <airlied@...hat.com>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <huawei.libin@...wei.com>
Subject: [PATCH] drm/gma500: Fix error return code in psb_driver_load()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 5c49fd3aa0ab ("gma500: Add the core DRM files and headers")
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@...wei.com>
---
 drivers/gpu/drm/gma500/psb_drv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index 34b4aae9a15e..074f403d7ca0 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -313,6 +313,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags)
 	if (ret)
 		goto out_err;
 
+	ret = -ENOMEM;
+
 	dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, 0);
 	if (!dev_priv->mmu)
 		goto out_err;
-- 
2.25.1