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From: John Crispin <john@phrozen.org>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org, John Crispin <john@phrozen.org>
Subject: [PATCH 2/7] iw: fix endless loop inside handle_mgmt_dump
Date: Fri, 17 May 2019 21:29:51 +0200
Message-ID: <20190517192956.18372-3-john@phrozen.org> (raw)
In-Reply-To: <20190517192956.18372-1-john@phrozen.org>

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

Signed-off-by: John Crispin <john@phrozen.org>
---
 mgmt.c | 2 ++
 1 file changed, 2 insertions(+)

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;
 		}
 
-- 
2.20.1


  parent reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-17 19:29 [PATCH 0/7] iw: various bug fixes John Crispin
2019-05-17 19:29 ` [PATCH 1/7] iw: fix memory leak inside register_mgmt_frame John Crispin
2019-05-17 19:29 ` John Crispin [this message]
2019-05-17 19:29 ` [PATCH 3/7] iw: fix memory leak inside handle_cac John Crispin
2019-05-17 19:29 ` [PATCH 4/7] iw: fix fd leak inside handle_netns John Crispin
2019-05-17 19:29 ` [PATCH 5/7] iw: fix memory leak inside parse_sched_scan John Crispin
2019-05-17 19:29 ` [PATCH 6/7] iw: fix memory leaks inside handle_scan John Crispin
2019-05-17 19:29 ` [PATCH 7/7] iw: fix fp handling inside handle_vendor John Crispin

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