[][kernel][mt7988][hnat][Fix issue with HNAT BIND during LAN WAN role swap]

[Description]
Fix issue with HNAT BIND during LAN WAN role swap

Without this change, the HNAT forward port may not be
correct when the roles of LAN and WAN are swapped.

[Release-log]
N/A


Change-Id: I14a03a108ed6e135761f4a91fd6515fc582d8ff8
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8204984
1 file changed