From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Subject: [PATCH net v2 2/7] ax88179_178a: Check for supported Wake-on-LAN modes Date: Fri, 28 Sep 2018 16:18:51 -0700 Message-ID: <20180928231856.3587-3-f.fainelli@gmail.com> References: <20180928231856.3587-1-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: <20180928231856.3587-1-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: e2ca90c276e1 ("ax88179_178a: ASIX AX88179_178A USB 3.0/2.0 to gigabit ethernet adapter driver") Signed-off-by: Florian Fainelli --- drivers/net/usb/ax88179_178a.c | 3 +++ 1 file changed, 3 insertions(+) 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) -- 2.17.1