tree 832c1173afd0c623ba540da5f58945dc472bed94
parent 77146b5d79cfa51aebb8c0e8c19af32b579890f7
author Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com> 1503682261 +0200
committer David S. Miller <davem@davemloft.net> 1503958824 -0700

nfp: fix unchecked flow dissector use

Previously flow dissectors were referenced without first checking that
they are in use and correctly populated by TC. This patch fixes this by
checking each flow dissector key before referencing them.

Fixes: 5571e8c9f241 ("nfp: extend flower matching capabilities")
Signed-off-by: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>