From: Ed Warnicke Date: Sat, 23 Oct 2021 00:51:22 +0000 (-0500) Subject: arp: fix for source address selection X-Git-Tag: v22.06-rc0~362 X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=312b4cd841c94551e1de54df973891747306c390;p=vpp.git arp: fix for source address selection Type: fix Ticket: VPP-1970 Ticket: VPP-1992 Fixes: 9e17887db97bb9f6507270f9fa9923c10816e0df https://gerrit.fd.io/r/c/vpp/+/33495/7 introduced a bug where ND responses are inproperly dropped. This fixes that bug. Signed-off-by: Ed Warnicke Change-Id: Iec4b07646332ced292e2211408c4f7af3088ac28 Signed-off-by: Ed Warnicke --- diff --git a/src/vnet/ip-neighbor/ip6_neighbor.c b/src/vnet/ip-neighbor/ip6_neighbor.c index 0f923fe6673..cf14954e96d 100644 --- a/src/vnet/ip-neighbor/ip6_neighbor.c +++ b/src/vnet/ip-neighbor/ip6_neighbor.c @@ -214,7 +214,7 @@ ip6_discover_neighbor_inline (vlib_main_t * vm, * Choose source address based on destination lookup * adjacency. */ - if (!fib_sas6_get (sw_if_index0, &ip0->dst_address, &src) && + if (!fib_sas6_get (sw_if_index0, &ip0->dst_address, &src) || !ip6_sas_by_sw_if_index (sw_if_index0, &ip0->dst_address, &src)) { /* There is no address on the interface */