On Tue, 1 Mar 2022 14:43:14 +0800 Harold Huang wrote: > In patch [1], tun_msg_ctl was added to allow pass batched xdp buffers to > tun_sendmsg. Although we donot use msg_controllen in this path, we should > check msg_controllen to make sure the caller pass a valid msg_ctl. > > [1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fe8dd45bb7556246c6b76277b1ba4296c91c2505 > > Reported-by: Eric Dumazet <eric.dumazet@xxxxxxxxx> > Suggested-by: Jason Wang <jasowang@xxxxxxxxxx> > Signed-off-by: Harold Huang <baymaxhuang@xxxxxxxxx> Would you mind resending the same patch? It looks like it depended on your other change so the build bot was unable to apply and test it.