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authorFlorian Fainelli <f.fainelli@gmail.com>2018-09-28 16:18:53 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-10 07:41:34 -0800
commit24665cbd768ad4b923cce0347d9905db504048fd (patch)
tree8d3a579b202e7ed86fbca81e26dc7e46e7ad9ecd /drivers/net
parent04d846cddb4a941b5dc5b49b677736eb0c9e8431 (diff)
sr9800: Check for supported Wake-on-LAN modes
[ Upstream commit c5cb93e994ffb43b7b3b1ff10b9f928f54574a36 ] 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: 19a38d8e0aa3 ("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> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/usb/sr9800.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c
index a50df0d8fb9a..004c955c1fd1 100644
--- a/drivers/net/usb/sr9800.c
+++ b/drivers/net/usb/sr9800.c
@@ -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)