diff options
| author | Wen Yang <wen.yang99@zte.com.cn> | 2018-12-26 16:28:30 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-12-27 16:28:20 -0800 |
| commit | 40752b3eae29f8ca2378e978a02bd6dbeeb06d16 (patch) | |
| tree | 3b1ac8361545cc524bbe6bfc686f35ced71514d2 /drivers/net/wan | |
| parent | 92ee77d148bf06d8c52664be4d1b862583fd5c0e (diff) | |
| download | linux-40752b3eae29f8ca2378e978a02bd6dbeeb06d16.tar.bz2 | |
net/wan/fsl_ucc_hdlc: Avoid double free in ucc_hdlc_probe()
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>
Diffstat (limited to 'drivers/net/wan')
| -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 7a42336c8af8..839fa7715709 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -1180,7 +1180,6 @@ 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; } |