[PATCH net 5/7] r8152: Check for supported Wake-on-LAN Modes

[Florian Fainelli]

The driver does not check for Wake-on-LAN modes specified by an user,
but will conditionally set the device as wake-up enabled or not based on
that, which could be a very confusing user experience.

Fixes: 21ff2e8976b1 ("r8152: support WOL")
Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
---
 drivers/net/usb/r8152.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 2cd71bdb6484..f1b5201cc320 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -4506,6 +4506,9 @@ static int rtl8152_set_wol(struct net_device *dev, struct 
ethtool_wolinfo *wol)
        if (!rtl_can_wakeup(tp))
                return -EOPNOTSUPP;
 
+       if (wol->wolopts & ~WAKE_ANY)
+               return -EINVAL;
+
        ret = usb_autopm_get_interface(tp->intf);
        if (ret < 0)
                goto out_set_wol;
-- 
2.17.1