linux-kernel - [PATCH 5.10 077/126] drm/imx: fix memory leak when fails to init

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Message-Id: <20210405085033.620798351@linuxfoundation.org>
Date:   Mon,  5 Apr 2021 10:53:59 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Pan Bian <bianpan2016@....com>,
        Philipp Zabel <p.zabel@...gutronix.de>
Subject: [PATCH 5.10 077/126] drm/imx: fix memory leak when fails to init

From: Pan Bian <bianpan2016@....com>

commit 69c3ed7282a143439bbc2d03dc00d49c68fcb629 upstream.

Put DRM device on initialization failure path rather than directly
return error code.

Fixes: a67d5088ceb8 ("drm/imx: drop explicit drm_mode_config_cleanup")
Signed-off-by: Pan Bian <bianpan2016@....com>
Signed-off-by: Philipp Zabel <p.zabel@...gutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/gpu/drm/imx/imx-drm-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index d1a9841adeed..e6a88c8cbd69 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -215,7 +215,7 @@ static int imx_drm_bind(struct device *dev)
 
 	ret = drmm_mode_config_init(drm);
 	if (ret)
-		return ret;
+		goto err_kms;
 
 	ret = drm_vblank_init(drm, MAX_CRTC);
 	if (ret)
-- 
2.31.1