From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Subject: [PATCH net 1/7] asix: Check for supported Wake-on-LAN modes Date: Mon, 24 Sep 2018 13:54:14 -0700 Message-ID: <20180924205420.31309-2-f.fainelli@gmail.com> References: <20180924205420.31309-1-f.fainelli@gmail.com> Cc: Florian Fainelli , "David S. Miller" , Woojung Huh , Microchip Linux Driver Support , Steve Glendinning , Kees Cook , Alexander Kurz , Hayes Wang , Kai-Heng Feng , Grant Grundler , zhong jiang , Sebastian Andrzej Siewior , Ran Wang , Eric Dumazet , linux-usb@vger.kernel.org (open list:USB NETWORKING DRIVERS), linux-kernel@vger.kernel.org (open list) To: netdev@vger.kernel.org Return-path: In-Reply-To: <20180924205420.31309-1-f.fainelli@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org 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 --- drivers/net/usb/asix_common.c | 3 +++ 1 file changed, 3 insertions(+) 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) -- 2.17.1