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authorFlorian Fainelli <f.fainelli@gmail.com>2018-09-29 02:18:52 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-10 18:42:43 +0300
commit6226d311cd15696e520bf9567ff22df07d5c4842 (patch)
tree6859f27997928b5e6ad1707f27075e30a8186be4 /drivers/net
parent4a0b24576e9d9e8e02e4aed7464bdd653e5b2d94 (diff)
downloadlinux-6226d311cd15696e520bf9567ff22df07d5c4842.tar.xz
lan78xx: Check for supported Wake-on-LAN modes
[ Upstream commit eb9ad088f96653a26b340f7c447c44cf023d5cdc ] The driver supports a fair amount of Wake-on-LAN modes, but is not checking that the user specified one that is supported. Fixes: 55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Woojung Huh <Woojung.Huh@Microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/usb/lan78xx.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index c5e04d1ad73a..0cbcd3f77341 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1311,19 +1311,10 @@ static int lan78xx_set_wol(struct net_device *netdev,
if (ret < 0)
return ret;
- pdata->wol = 0;
- if (wol->wolopts & WAKE_UCAST)
- pdata->wol |= WAKE_UCAST;
- if (wol->wolopts & WAKE_MCAST)
- pdata->wol |= WAKE_MCAST;
- if (wol->wolopts & WAKE_BCAST)
- pdata->wol |= WAKE_BCAST;
- if (wol->wolopts & WAKE_MAGIC)
- pdata->wol |= WAKE_MAGIC;
- if (wol->wolopts & WAKE_PHY)
- pdata->wol |= WAKE_PHY;
- if (wol->wolopts & WAKE_ARP)
- pdata->wol |= WAKE_ARP;
+ if (wol->wolopts & ~WAKE_ALL)
+ return -EINVAL;
+
+ pdata->wol = wol->wolopts;
device_set_wakeup_enable(&dev->udev->dev, (bool)wol->wolopts);