From: Eric Dumazet <eric.duma...@gmail.com> Date: Mon, 27 Jun 2016 18:51:53 +0200
> From: Eric Dumazet <eduma...@google.com> > > Some arches have virtually mapped kernel stacks, or will soon have. > > tcp_md5_hash_header() uses an automatic variable to copy tcp header > before mangling th->check and calling crypto function, which might > be problematic on such arches. > > David says that using percpu storage is also problematic on non SMP > builds. > > Just use kmalloc() to allocate scratch areas. > > Signed-off-by: Eric Dumazet <eduma...@google.com> > Reported-by: Andy Lutomirski <l...@amacapital.net> Applied, thanks.
