From patchwork Mon Aug 3 09:02:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Berg X-Patchwork-Id: 11697635 X-Patchwork-Delegate: johannes@sipsolutions.net Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4D5D4138C for ; Mon, 3 Aug 2020 09:02:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 34D752070A for ; Mon, 3 Aug 2020 09:02:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726002AbgHCJC1 (ORCPT ); Mon, 3 Aug 2020 05:02:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725884AbgHCJC0 (ORCPT ); Mon, 3 Aug 2020 05:02:26 -0400 Received: from sipsolutions.net (s3.sipsolutions.net [IPv6:2a01:4f8:191:4433::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B63C0C06174A for ; Mon, 3 Aug 2020 02:02:26 -0700 (PDT) Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.93) (envelope-from ) id 1k2WMO-00Fawt-6Y; Mon, 03 Aug 2020 11:02:20 +0200 From: Johannes Berg To: linux-wireless@vger.kernel.org Cc: Ben Greear , Johannes Berg Subject: [PATCH] mac80211: fix misplaced while instead of if Date: Mon, 3 Aug 2020 11:02:10 +0200 Message-Id: <20200803110209.253009ae41ff.I3522aad099392b31d5cf2dcca34cbac7e5832dde@changeid> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Johannes Berg This never was intended to be a 'while' loop, it should've just been an 'if' instead of 'while'. Fix this. I noticed this while applying another patch from Ben that intended to fix a busy loop at this spot. Fixes: b16798f5b907 ("mac80211: mark station unauthorized before key removal") Reported-by: Ben Greear Signed-off-by: Johannes Berg --- net/mac80211/sta_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 1dc747de30cc..f2840d1d95cf 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1050,7 +1050,7 @@ static void __sta_info_destroy_part2(struct sta_info *sta) might_sleep(); lockdep_assert_held(&local->sta_mtx); - while (sta->sta_state == IEEE80211_STA_AUTHORIZED) { + if (sta->sta_state == IEEE80211_STA_AUTHORIZED) { ret = sta_info_move_state(sta, IEEE80211_STA_ASSOC); WARN_ON_ONCE(ret); }