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authorDinghao Liu <dinghao.liu@zju.edu.cn>2020-08-24 08:44:42 +0300
committerDavid S. Miller <davem@davemloft.net>2020-08-24 15:52:54 +0300
commit100e3345c6e719d2291e1efd5de311cc24bb9c0b (patch)
tree8cd93da2e57391896eb68afedb830d0742849bb5 /drivers/net/ethernet/hisilicon/hns
parentcb95712138ec5e480db5160b41172bbc6f6494cc (diff)
downloadlinux-100e3345c6e719d2291e1efd5de311cc24bb9c0b.tar.xz
net: hns: Fix memleak in hns_nic_dev_probe
hns_nic_dev_probe allocates ndev, but not free it on two error handling paths, which may lead to memleak. Fixes: 63434888aaf1b ("net: hns: net: hns: enet adds support of acpi") Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns')
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_enet.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
index 23f278e46975..22522f8a5299 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c
@@ -2282,8 +2282,10 @@ static int hns_nic_dev_probe(struct platform_device *pdev)
priv->enet_ver = AE_VERSION_1;
else if (acpi_dev_found(hns_enet_acpi_match[1].id))
priv->enet_ver = AE_VERSION_2;
- else
- return -ENXIO;
+ else {
+ ret = -ENXIO;
+ goto out_read_prop_fail;
+ }
/* try to find port-idx-in-ae first */
ret = acpi_node_get_property_reference(dev->fwnode,
@@ -2299,7 +2301,8 @@ static int hns_nic_dev_probe(struct platform_device *pdev)
priv->fwnode = args.fwnode;
} else {
dev_err(dev, "cannot read cfg data from OF or acpi\n");
- return -ENXIO;
+ ret = -ENXIO;
+ goto out_read_prop_fail;
}
ret = device_property_read_u32(dev, "port-idx-in-ae", &port_id);