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asix: Check for supported Wake-on-LAN modes

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[ Upstream commit c4ce446e33d7a0e978256ac6fea4c80e59d9de5f ]

The driver currently silently accepts unsupported Wake-on-LAN modes
(other than WAKE_PHY or WAKE_MAGIC) without reporting that to the user,
which is confusing.

Fixes: 2e55cc7210fe ("[PATCH] USB: usbnet (3/9) module for ASIX Ethernet adapters")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Florian Fainelli 2018-09-28 16:18:50 -07:00 committed by Greg Kroah-Hartman
parent df2d090bc5
commit 644d191853
1 changed files with 3 additions and 0 deletions
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3
drivers/net/usb/asix_common.c
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@ -449,6 +449,9 @@ int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
struct usbnet *dev = netdev_priv(net);
u8 opt = 0;
if (wolinfo->wolopts & ~(WAKE_PHY | WAKE_MAGIC))
return -EINVAL;
if (wolinfo->wolopts & WAKE_PHY)
opt |= AX_MONITOR_LINK;
if (wolinfo->wolopts & WAKE_MAGIC)