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SubjectRe: [PATCH net] ethtool: fix reference leak in some *_SET handlers
On Sun, Mar 22, 2020 at 09:15:51PM +0100, 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 <>
> Signed-off-by: Michal Kubecek <>

Reviewed-by: Andrew Lunn <>


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