From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Thu, 22 Aug 2019 21:15:18 +0000 (+0200)
Subject: drm/mcde: Fix an error handling path in 'mcde_probe()'
X-Git-Tag: v5.3.16~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc12de4c09652b18b949e842d62eda5a2cb1008b;p=thirdparty%2Fkernel%2Fstable.git

drm/mcde: Fix an error handling path in 'mcde_probe()'

[ Upstream commit 15c665bb4637310bc8ce5f357b6a6e5a8aafc7c1 ]

If we don't find any matching components, we should go through the error
handling path, in order to free some resources.

Fixes: ca5be902a87d ("drm/mcde: Fix uninitialized variable")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190822211518.5578-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
index a810568c76df7..1bd744231aada 100644
--- a/drivers/gpu/drm/mcde/mcde_drv.c
+++ b/drivers/gpu/drm/mcde/mcde_drv.c
@@ -487,7 +487,8 @@ static int mcde_probe(struct platform_device *pdev)
 	}
 	if (!match) {
 		dev_err(dev, "no matching components\n");
-		return -ENODEV;
+		ret = -ENODEV;
+		goto clk_disable;
 	}
 	if (IS_ERR(match)) {
 		dev_err(dev, "could not create component match\n");