From: Roopa Prabhu <ro...@cumulusnetworks.com>

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 <ro...@cumulusnetworks.com>
---
 ip/ipneigh.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ip/ipneigh.c b/ip/ipneigh.c
index bd6e5c5..a0af705 100644
--- 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;
-- 
2.1.4

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