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authorFlorian Fainelli <f.fainelli@gmail.com>2018-09-28 16:18:50 -0700
committerDavid S. Miller <davem@davemloft.net>2018-09-29 11:31:29 -0700
commitc4ce446e33d7a0e978256ac6fea4c80e59d9de5f (patch)
tree0339448adb913db070464114eb725f4409fd1488 /drivers/net/usb/asix_common.c
parentMerge branch 'ieee802154-for-davem-2018-09-28' of git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan (diff)
downloadlinux-dev-c4ce446e33d7a0e978256ac6fea4c80e59d9de5f.tar.xz
linux-dev-c4ce446e33d7a0e978256ac6fea4c80e59d9de5f.zip
asix: 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: 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>
Diffstat (limited to 'drivers/net/usb/asix_common.c')
-rw-r--r--drivers/net/usb/asix_common.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index e95dd12edec4..023b8d0bf175 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -607,6 +607,9 @@ 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)