Commit 63a24232 authored Dec 10, 2014 by Ravinder Konka Committed by Skylar Chang Jan 14, 2015

net: core: To send ARP probe when neighbor state is NUD_STALE



Send an ARP probe to the connected client when the neighbor
state moves to NUD_STALE. This triggers the neighbor state
to move back to NUD_REACHABLE if the ARP request is resolved
and prevents a RTM_DELNEIGH from being triggered

Change-Id: I4d17c8f24d47931524904d0db74fa812a4f235f6
Signed-off-by: Ravinder Konka <rkonka@codeaurora.org>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>

parent fc891f44

net/core/neighbour.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -948,7 +948,7 @@ static void neigh_timer_handler(unsigned long arg)
		if (!mod_timer(&neigh->timer, next))
		neigh_hold(neigh);
		}
		if (neigh->nud_state & (NUD_INCOMPLETE \| NUD_PROBE)) {
		if (neigh->nud_state & (NUD_INCOMPLETE \| NUD_PROBE \| NUD_STALE)) {
		neigh_probe(neigh);
		} else {
		out: