From: Johannes Berg <johannes@sipsolutions.net>
Date: Thu, 12 Feb 2009 10:45:00 +0000 (+0100)
Subject: don't require scan multicast group
X-Git-Tag: v0.9.10~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=5406d9e4ee819aec48f384a6f6854513e40e9f26;p=thirdparty%2Fiw.git

don't require scan multicast group
---

diff --git a/iw.c b/iw.c
index f28e87b..623b16f 100644
--- a/iw.c
+++ b/iw.c
@@ -351,12 +351,11 @@ static int listen_events(struct nl80211_state *state,
 		return ret;
 
 	mcid = nl_get_multicast_id(state->nl_sock, "nl80211", "scan");
-	if (mcid < 0)
-		return mcid;
-
-	ret = nl_socket_add_membership(state->nl_sock, mcid);
-	if (ret)
-		return ret;
+	if (mcid >= 0) {
+		ret = nl_socket_add_membership(state->nl_sock, mcid);
+		if (ret)
+			return ret;
+	}
 
 	/* no sequence checking for multicast messages */
 	nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);