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sr9800: Check for supported Wake-on-LAN modes

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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: 19a38d8e0a ("USB2NET : SR9800 : One chip USB2.0 USB2NET SR9800 Device Driver Support")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2018-09-28 16:18:53 -07:00 committed by David S. Miller
parent eb9ad088f9
commit c5cb93e994
1 changed files with 3 additions and 0 deletions
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3
drivers/net/usb/sr9800.c
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@ -421,6 +421,9 @@ sr_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 |= SR_MONITOR_LINK;
if (wolinfo->wolopts & WAKE_MAGIC)