From: Greg Rose <[email protected]> Date: Tue, 27 Aug 2019 07:58:09 -0700
> When IP fragments are reassembled before being sent to conntrack, the > key from the last fragment is used. Unless there are reordering > issues, the last fragment received will not contain the L4 ports, so the > key for the reassembled datagram won't contain them. This patch updates > the key once we have a reassembled datagram. > > The handle_fragments() function works on L3 headers so we pull the L3/L4 > flow key update code from key_extract into a new function > 'key_extract_l3l4'. Then we add a another new function > ovs_flow_key_update_l3l4() and export it so that it is accessible by > handle_fragments() for conntrack packet reassembly. > > Co-authored by: Justin Pettit <[email protected]> > Signed-off-by: Greg Rose <[email protected]> Applied with Co-authored-by fixed.
