[PATCH net-next] virt_wifi: fix error return code in virt_wifi_newlink()

[Wei Yongjun]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: c7cdba31ed8b ("mac80211-next: rtnetlink wifi simulation device")
Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
---
 drivers/net/wireless/virt_wifi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/virt_wifi.c b/drivers/net/wireless/virt_wifi.c
index 64b2186..3a93e4d 100644
--- a/drivers/net/wireless/virt_wifi.c
+++ b/drivers/net/wireless/virt_wifi.c
@@ -530,8 +530,10 @@ static int virt_wifi_newlink(struct net *src_net, struct 
net_device *dev,
        SET_NETDEV_DEV(dev, &priv->lowerdev->dev);
        dev->ieee80211_ptr = kzalloc(sizeof(*dev->ieee80211_ptr), GFP_KERNEL);
 
-       if (!dev->ieee80211_ptr)
+       if (!dev->ieee80211_ptr) {
+               err = -ENOMEM;
                goto remove_handler;
+       }
 
        dev->ieee80211_ptr->iftype = NL80211_IFTYPE_STATION;
        dev->ieee80211_ptr->wiphy = common_wiphy;