From patchwork Fri May 17 19:29:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Crispin X-Patchwork-Id: 10948461 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2E546912 for ; Fri, 17 May 2019 19:30:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1FEEC283C5 for ; Fri, 17 May 2019 19:30:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 14D642843C; Fri, 17 May 2019 19:30:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C638C283C5 for ; Fri, 17 May 2019 19:30:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729050AbfEQTaf (ORCPT ); Fri, 17 May 2019 15:30:35 -0400 Received: from nbd.name ([46.4.11.11]:37374 "EHLO nbd.name" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728954AbfEQTa3 (ORCPT ); Fri, 17 May 2019 15:30:29 -0400 Received: from p548c8c9f.dip0.t-ipconnect.de ([84.140.140.159] helo=bertha.fritz.box) by ds12 with esmtpa (Exim 4.89) (envelope-from ) id 1hRiYk-0006cc-TJ; Fri, 17 May 2019 21:30:27 +0200 From: John Crispin To: Johannes Berg Cc: linux-wireless@vger.kernel.org, John Crispin 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> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190517192956.18372-1-john@phrozen.org> References: <20190517192956.18372-1-john@phrozen.org> MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP passing -1 will break the while loop further down in the code. Signed-off-by: John Crispin --- 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; }