From: John Crispin <john@phrozen.org>
Date: Fri, 17 May 2019 19:29:51 +0000 (+0200)
Subject: iw: fix endless loop inside handle_mgmt_dump
X-Git-Tag: v5.3~17
X-Git-Url: http://git.ipfire.org/?p=thirdparty%2Fiw.git;a=commitdiff_plain;h=2f31605db4ffe5d90f84f731fdfa91f209aa2d98

iw: fix endless loop inside handle_mgmt_dump

passing -1 will break the while loop further down in the code.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---

diff --git a/mgmt.c b/mgmt.c
index 88fe3fd..338435d 100644
--- a/mgmt.c
+++ b/mgmt.c
@@ -109,6 +109,8 @@ static int handle_mgmt_dump(struct nl80211_state *state,
 	for (i = 3; i < argc; i += 3) {
 		if (strcmp(argv[i], "count") == 0) {
 			count = 1 + atoi(argv[i + 1]);
+			if (count < 1)
+				count = 1;
 			break;
 		}