From 23bb1983571c04a45701f1975cec14318cf77801 Mon Sep 17 00:00:00 2001
From: Stefan Wahren <stefan.wahren@i2se.com>
Date: Tue, 4 Sep 2018 19:29:09 +0200
Subject: [PATCH 12/12] net: lan78xx: Bail out if lan78xx_get_endpoints fails
Git-commit: fa8cd98c06407b5798b927cd7fd14d30f360ed02
Patch-mainline: v4.20-rc1
References: git-fixes
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>
Acked-by: Denis Kirjanov <denis.kirjanov@suse.com>
---
drivers/net/usb/lan78xx.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 0c3c5941179c..43e34eb76348 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2872,6 +2872,11 @@ static int lan78xx_bind(struct lan78xx_net *dev, struct usb_interface *intf)
int i;
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);
--
2.16.4