Commit fc639b6b authored by Jukka Rissanen's avatar Jukka Rissanen Committed by Dan Kalowsky
Browse files

net: dns: Avoid errors when DNS dispatcher is already registered 

Skip error prints and extra DNS events if DNS dispatcher was already
registered.

Signed-off-by: default avatarJukka Rissanen <jukka.rissanen@nordicsemi.no>
(cherry picked from commit c1103315)
parent 1d445685

subsys/net/lib/dns/resolve.c

+6 −0
Changes for subsys/net/lib/dns/resolve.c: 6 added lines, 0 removed lines.
Original line number Diff line number Diff line
@@ -477,6 +477,10 @@ static int dns_resolve_init_locked(struct dns_resolve_context *ctx, 
		ret = register_dispatcher(ctx, &resolve_svc, &ctx->servers[i], local_addr,

						  addr6, addr4);

		if (ret < 0) {

			if (ret == -EALREADY) {

				goto skip_event;

			}



			NET_DBG("Cannot register dispatcher for %s (%d)",

				ctx->servers[i].is_mdns ? "mDNS" : "DNS", ret);

			goto fail;
@@ -491,6 +495,8 @@ static int dns_resolve_init_locked(struct dns_resolve_context *ctx, 
			net_mgmt_event_notify(NET_EVENT_DNS_SERVER_ADD, iface);

		}



skip_event:



#if defined(CONFIG_NET_IPV6)

		local_addr6.sin6_port = 0;

#endif

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