From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 217CBC4332F for ; Wed, 23 Nov 2022 09:05:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237044AbiKWJFv (ORCPT ); Wed, 23 Nov 2022 04:05:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43538 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237045AbiKWJFv (ORCPT ); Wed, 23 Nov 2022 04:05:51 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD3FA1025EB for ; Wed, 23 Nov 2022 01:05:49 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7DB0861B4C for ; Wed, 23 Nov 2022 09:05:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7AAB3C433D7; Wed, 23 Nov 2022 09:05:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1669194348; bh=Fp2zqjZAMsdlij4QRyBmB6GLuLU6eQqQf0AHh61SUUg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yaTY51HyfkAZISvn2SkDbnnJ+FhfoVsjdgGvGGzcrWh8vECbzF31byjjud29g/5+r aLefn4HWiURtlj1OEuCiu0OHd4llcSBU9lyl0g/NcXSazN8esMGFZpega0P4jev2jt DQU0UeFWz1UTNSs58Eh3zt3SXkhOop8ENvWeXBZs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Luiz Augusto von Dentz , Tedd Ho-Jeong An , Sasha Levin Subject: [PATCH 4.19 053/114] Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm Date: Wed, 23 Nov 2022 09:50:40 +0100 Message-Id: <20221123084553.988888749@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221123084551.864610302@linuxfoundation.org> References: <20221123084551.864610302@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Luiz Augusto von Dentz [ Upstream commit f937b758a188d6fd328a81367087eddbb2fce50f ] l2cap_global_chan_by_psm shall not return fixed channels as they are not meant to be connected by (S)PSM. Signed-off-by: Luiz Augusto von Dentz Reviewed-by: Tedd Ho-Jeong An Signed-off-by: Sasha Levin --- net/bluetooth/l2cap_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 251da90642cd..82e3629617c8 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1824,7 +1824,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, if (link_type == LE_LINK && c->src_type == BDADDR_BREDR) continue; - if (c->psm == psm) { + if (c->chan_type != L2CAP_CHAN_FIXED && c->psm == psm) { int src_match, dst_match; int src_any, dst_any; -- 2.35.1