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authorFlorian Fainelli <f.fainelli@gmail.com>2018-09-29 01:18:51 +0200
committerDavid S. Miller <davem@davemloft.net>2018-09-29 20:31:29 +0200
commit5ba6b4aa9a410c5e2c6417df52b5e2118ea9b467 (patch)
treed25373f4cf60b8812b593179512e5cbd04494537 /drivers/net/usb
parentasix: Check for supported Wake-on-LAN modes (diff)
downloadlinux-5ba6b4aa9a410c5e2c6417df52b5e2118ea9b467.tar.xz
linux-5ba6b4aa9a410c5e2c6417df52b5e2118ea9b467.zip
ax88179_178a: Check for supported Wake-on-LAN modes
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: e2ca90c276e1 ("ax88179_178a: ASIX AX88179_178A USB 3.0/2.0 to gigabit ethernet adapter driver") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
-rw-r--r--drivers/net/usb/ax88179_178a.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 9e8ad372f419..2207f7a7d1ff 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -566,6 +566,9 @@ ax88179_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_MODE_RWLC;
if (wolinfo->wolopts & WAKE_MAGIC)