On Wed, Oct 12, 2022 at 08:27:10PM -0400, Sasha Levin wrote: > From: Nathan Huckleberry <nhuck@xxxxxxxxxx> > > [ Upstream commit 2851349ac351010a2649e0ff86a1e3d68fe5d683 ] > > The ndo_start_xmit field in net_device_ops is expected to be of type > netdev_tx_t (*ndo_start_xmit)(struct sk_buff *skb, struct net_device *dev). > > The mismatched return type breaks forward edge kCFI since the underlying > function definition does not match the function hook definition. Again, not needed in any stable branches, thanks. greg k-h