From: Wen Yang <wen.yan...@zte.com.cn>
[ Upstream commit 40752b3eae29f8ca2378e978a02bd6dbeeb06d16 ]
This patch fixes potential double frees if register_hdlc_device() fails.
Signed-off-by: Wen Yang <wen.yan...@zte.com.cn>
Reviewed-by: Peng Hao <peng.h...@zte.com.cn>
CC: Zhao Qiang <qiang.z...@nxp.com>
CC: "David S. Miller" <da...@davemloft.net>
CC: net...@vger.kernel.org
CC: linuxppc-dev@lists.ozlabs.org
CC: linux-ker...@vger.kernel.org
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
drivers/net/wan/fsl_ucc_hdlc.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c
index 7a62316c570d2..b2c1e872d5ed5 100644
--- a/drivers/net/wan/fsl_ucc_hdlc.c
+++ b/drivers/net/wan/fsl_ucc_hdlc.c
@@ -1117,7 +1117,6 @@ static int ucc_hdlc_probe(struct platform_device *pdev)
if (register_hdlc_device(dev)) {
ret = -ENOBUFS;
pr_err("ucc_hdlc: unable to register hdlc device\n");
- free_netdev(dev);
goto free_dev;
}
--
2.20.1
