net: lan78xx: Bail out if lan78xx_get_endpoints fails

We need to bail out if lan78xx_get_endpoints() fails, otherwise the
result is overwritten.

Fixes: 55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet")
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Raghuram Chary Jallipalli <raghuramchary.jallipalli@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stefan Wahren 2018-09-04 19:29:09 +02:00 committed by David S. Miller
parent 7848418e28
commit fa8cd98c06

View File

@ -2952,6 +2952,11 @@ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf)
int i; int i;
ret = lan78xx_get_endpoints(dev, intf); ret = lan78xx_get_endpoints(dev, intf);
if (ret) {
netdev_warn(dev->net, "lan78xx_get_endpoints failed: %d\n",
ret);
return ret;
}
dev->data[0] = (unsigned long)kzalloc(sizeof(*pdata), GFP_KERNEL); dev->data[0] = (unsigned long)kzalloc(sizeof(*pdata), GFP_KERNEL);