linux-kernel - [PATCH 3/3] staging: drm/imx: fix double free bug in error path

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Message-Id: <5678dc4552e919b1ed51856e50023813f9eb37d6.1356447103.git.LW@KARO-electronics.de>
Date:	Tue, 25 Dec 2012 15:58:39 +0100
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	Sascha Hauer <s.hauer@...gutronix.de>
Cc:	Fabio Estevam <fabio.estevam@...escale.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org,
	Lothar Waßmann <LW@...O-electronics.de>
Subject: [PATCH 3/3] staging: drm/imx: fix double free bug in error path

kfree(imx_drm_encoder) is already being called at the label
'err_register'.

Signed-off-by: Lothar Waßmann <LW@...O-electronics.de>
---
 drivers/staging/imx-drm/imx-drm-core.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/imx-drm/imx-drm-core.c b/drivers/staging/imx-drm/imx-drm-core.c
index ecf0f44..cec19f1 100644
--- a/drivers/staging/imx-drm/imx-drm-core.c
+++ b/drivers/staging/imx-drm/imx-drm-core.c
@@ -584,7 +584,6 @@ int imx_drm_add_encoder(struct drm_encoder *encoder,
 
 	ret = imx_drm_encoder_register(imx_drm_encoder);
 	if (ret) {
-		kfree(imx_drm_encoder);
 		ret = -ENOMEM;
 		goto err_register;
 	}
-- 
1.7.2.5

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