linux-kernel - [PATCH 6.0 738/862] drm/amd: fix potential memory leak

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Message-Id: <20221019083322.561013906@linuxfoundation.org>
Date:   Wed, 19 Oct 2022 10:33:45 +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, Bernard Zhao <bernard@...o.com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 6.0 738/862] drm/amd: fix potential memory leak

From: Bernard Zhao <bernard@...o.com>

[ Upstream commit 6160216fd2c97107e8a9ab39863b056d677fcd85 ]

This patch fix potential memory leak (clk_src) when function run
into last return NULL.

s/free/kfree/ - Alex

Signed-off-by: Bernard Zhao <bernard@...o.com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
index 3cd7c91655c5..6d721fadcbee 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_resource.c
@@ -1720,6 +1720,7 @@ static struct clock_source *dcn30_clock_source_create(
 	}
 
 	BREAK_TO_DEBUGGER();
+	kfree(clk_src);
 	return NULL;
 }
 
-- 
2.35.1