ipneigh: exclude NTF_EXT_LEARNED from default filter

NUD_NOARP entries are filtered out by default by iproute2.
We dont want NUD_NOARP with NTF_EXT_LEARNED flag filtered out.
This patch extends the default filter check for ip neigh show
to include the NTF_EXT_LEARNED flag.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David Ahern <dsahern@gmail.com>

diff --git a/ip/ipneigh.c b/ip/ipneigh.c
index bd6e5c5e18cab61deaa8f8f331da251db1cc10a4..a0af705b6cebd3843900b7a09c81f3e2cb2cc675 100644 (file)
--- a/ip/ipneigh.c
+++ b/ip/ipneigh.c
@@ -262,6 +262,7 @@ int print_neigh(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
                return 0;
        if (!(filter.state&r->ndm_state) &&
            !(r->ndm_flags & NTF_PROXY) &&
+           !(r->ndm_flags & NTF_EXT_LEARNED) &&
            (r->ndm_state || !(filter.state&0x100)) &&
            (r->ndm_family != AF_DECnet))
                return 0;