linux-kernel - [PATCH 4.9 030/134] drm/gma500: Fix error return code in psb_driver

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Message-Id: <20210301161015.058804877@linuxfoundation.org>
Date:   Mon,  1 Mar 2021 17:12:11 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hulk Robot <hulkci@...wei.com>,
        Jialin Zhang <zhangjialin11@...wei.com>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 030/134] drm/gma500: Fix error return code in psb_driver_load()

From: Jialin Zhang <zhangjialin11@...wei.com>

[ Upstream commit 6926872ae24452d4f2176a3ba2dee659497de2c4 ]

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>
Signed-off-by: Daniel Vetter <daniel.vetter@...ll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20201130020216.1906141-1-zhangjialin11@huawei.com
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 8f3ca526bd1bd..29cb552829fe1 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -323,6 +323,8 @@ 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;
-- 
2.27.0