NAPI poll logic now enforces that a poller returns exactly the budget
when it wants to be called again.
If a driver limits TX completion, it has to return budget as well when
the limit is hit, not the number of received packets.
Reported-and-tested-by: Mike Galbraith <umgwanakikbuti@gmail.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Fixes: d75b1ade567f ("net: less interrupt masking in NAPI") Cc: Manish Chopra <manish.chopra@qlogic.com> Acked-by: Manish Chopra <manish.chopra@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>