diff options
author | Wen Yang <wen.yang99@zte.com.cn> | 2018-12-26 11:28:30 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-05 11:20:56 +0300 |
commit | df427cac8469c58791cdd8c0d5ef6e625b9300ec (patch) | |
tree | c54cce6f77e09bac25b0690f9ea2b290ae301748 | |
parent | e3a5ee138296040393c7d230ede7d1ddf2a661dc (diff) | |
download | linux-df427cac8469c58791cdd8c0d5ef6e625b9300ec.tar.xz |
net/wan/fsl_ucc_hdlc: Avoid double free in ucc_hdlc_probe()
[ Upstream commit 40752b3eae29f8ca2378e978a02bd6dbeeb06d16 ]
This patch fixes potential double frees if register_hdlc_device() fails.
Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
Reviewed-by: Peng Hao <peng.hao2@zte.com.cn>
CC: Zhao Qiang <qiang.zhao@nxp.com>
CC: "David S. Miller" <davem@davemloft.net>
CC: netdev@vger.kernel.org
CC: linuxppc-dev@lists.ozlabs.org
CC: linux-kernel@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | drivers/net/wan/fsl_ucc_hdlc.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index 5f0366a125e2..0212f576a838 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -1113,7 +1113,6 @@ 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; } |