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Date: Sun, 22 Mar 2020 13:42:49 -0700 From: Florian Fainelli <f.fainelli@...il.com> To: Michal Kubecek <mkubecek@...e.cz>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org Cc: Andrew Lunn <andrew@...n.ch>, linux-kernel@...r.kernel.org Subject: Re: [PATCH net] ethtool: fix reference leak in some *_SET handlers On 3/22/2020 1:15 PM, Michal Kubecek wrote: > Andrew noticed that some handlers for *_SET commands leak a netdev > reference if required ethtool_ops callbacks do not exist. A simple > reproducer would be e.g. > > ip link add veth1 type veth peer name veth2 > ethtool -s veth1 wol g > ip link del veth1 > > Make sure dev_put() is called when ethtool_ops check fails. > > Reported-by: Andrew Lunn <andrew@...n.ch> > Signed-off-by: Michal Kubecek <mkubecek@...e.cz> Would not you want a Fixes: tag for this change? Reviewed-by: Florian Fainelli <f.fainelli@...il.com> -- Florian
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