From patchwork Sat Dec 17 01:10:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luiz Augusto von Dentz X-Patchwork-Id: 13075728 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 CCAB2C4167B for ; Sat, 17 Dec 2022 01:11:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229752AbiLQBLP (ORCPT ); Fri, 16 Dec 2022 20:11:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230076AbiLQBLJ (ORCPT ); Fri, 16 Dec 2022 20:11:09 -0500 Received: from mail-pj1-x102f.google.com (mail-pj1-x102f.google.com [IPv6:2607:f8b0:4864:20::102f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5D9DDC0 for ; Fri, 16 Dec 2022 17:11:05 -0800 (PST) Received: by mail-pj1-x102f.google.com with SMTP id hd14-20020a17090b458e00b0021909875bccso9551625pjb.1 for ; Fri, 16 Dec 2022 17:11:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=cPD3Q6BhEPi4/yZF2rSoj/c/AnGD9vGyBerqU/bDmIU=; b=Oin3HkvfH2BOItI9NQd5gtf+SpfFAob/0nR2/rToWO7k+SCgRS3+MACqMi3q9XJdgI emk6jTX50z4BIYEuJhekAlcqqf4BDRQ7ILlWLM520dZOJYngaC2koaqrPahW0n+lXQFH qOOMOWc+fDqSi12b+UcljQEVjM0DDS8hx4YEkQvJw/JM23QLbvqFiWQ2jQ+BeGaVFyeL Y6j2mner1njYRwYfRtFUPagDFSqkjOWjaFiY4yxRWrzXxKjg9h33cv1MNP2bLv9jz8oI sYKrQ/ct8MSF5IcbmYOKOqvo41FKfdk3CdTD+Y/feHnLZtj0ZuQfoeUFDlHbaBF4C5Lo x+3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=cPD3Q6BhEPi4/yZF2rSoj/c/AnGD9vGyBerqU/bDmIU=; b=DSy7plP18TUKaQH7bQt/VIqolNabY2SNIDOpMAG6rAa8IQmU8Lj8mSv6TNCp+NAMF6 IpoKpHIGzPpFYXxImAstyParj2PZPL+rA+2VR04Wl/b/aqAn26yaIpkTqI9sfkpY+YG4 wGlPUSPpKYKu84L3bYq6+EU2e0uhFgXbIzjFjKcGTO1KGzukXjixER9EsyXvoebLa2RM AqrYKeJ+G0FVn7DAmyH2S78LINjgb+jkAPOpsybOGqrdr0rL9uY1Q2vKoBQbtu4bx2qQ aUBybvgW+Oh2twxj1RFL6+mHomNNnUd6N8VMOAVYgqhcUx2UqZQ5qf1cqBg736bR5sBT FKxA== X-Gm-Message-State: ANoB5pnNAl1RNLW/ScgMEkqxTP2/zgOhmp16lW87Wn53li7uDAiEeBzw 5BLTMsp8QX2X/sKS9sUKGksCSAERrFOjFQ== X-Google-Smtp-Source: AA0mqf6FLvdtrOJyqKSC6Jd+XClebC3P7hP8PLAn+ty0y2AjC2z77WgWa5PA0AKXupRc+pL8/bNxQA== X-Received: by 2002:a17:903:24a:b0:189:760d:c5da with SMTP id j10-20020a170903024a00b00189760dc5damr39279273plh.17.1671239464349; Fri, 16 Dec 2022 17:11:04 -0800 (PST) Received: from lvondent-mobl4.. (c-71-56-157-77.hsd1.or.comcast.net. [71.56.157.77]) by smtp.gmail.com with ESMTPSA id q7-20020a170902dac700b00188f07c10c9sm2232781plx.192.2022.12.16.17.11.02 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Dec 2022 17:11:03 -0800 (PST) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ v4 2/2] shared/gatt-client: Fix not removing pending services Date: Fri, 16 Dec 2022 17:10:59 -0800 Message-Id: <20221217011059.3087848-2-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221217011059.3087848-1-luiz.dentz@gmail.com> References: <20221217011059.3087848-1-luiz.dentz@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz If there are no characteristics to discover, or for some reason bt_gatt_discover_descriptors is skiped, or the last attribute is actually a included service the service should be removed from pending list as there will be no more attributes to be discovered. Fixes: https://github.com/bluez/bluez/issues/438 --- src/shared/gatt-client.c | 46 +++++++++++++++++++++++++++++++--------- 1 file changed, 36 insertions(+), 10 deletions(-) diff --git a/src/shared/gatt-client.c b/src/shared/gatt-client.c index cf0d2e2b749d..cb2e64b6cc6b 100644 --- a/src/shared/gatt-client.c +++ b/src/shared/gatt-client.c @@ -500,6 +500,24 @@ static void discovery_req_clear(struct bt_gatt_client *client) client->discovery_req = NULL; } +static void discover_remove_pending(struct discovery_op *op, + struct gatt_db_attribute *attr) +{ + struct gatt_db_attribute *svc; + + svc = gatt_db_attribute_get_service(attr); + if (!svc) + return; + + if (!queue_remove(op->pending_svcs, svc)) + return; + + gatt_db_service_set_active(svc, true); + + if (op->cur_svc == svc) + op->cur_svc = NULL; +} + static void discover_chrcs_cb(bool success, uint8_t att_ecode, struct bt_gatt_result *result, void *user_data); @@ -576,12 +594,26 @@ static void discover_incl_cb(bool success, uint8_t att_ecode, gatt_db_attribute_get_handle(attr), handle); goto failed; } + + if (!gatt_db_attribute_get_service_data(attr, NULL, &end, + NULL, NULL)) { + DBG(client, "Unable to get service data at 0x%04x", + handle); + goto failed; + } + + /* Skip if there are no attributes */ + if (handle == end) + discover_remove_pending(op, attr); } next: range = queue_pop_head(op->discov_ranges); - if (!range) + if (!range) { + /* Skip if there are no attributes */ + discover_remove_pending(op, op->cur_svc); goto failed; + } client->discovery_req = bt_gatt_discover_characteristics(client->att, range->start, @@ -725,6 +757,9 @@ static bool discover_descs(struct discovery_op *op, bool *discovering) goto failed; } + /* Done with the current service */ + discover_remove_pending(op, op->cur_svc); + done: free(chrc_data); return true; @@ -798,9 +833,6 @@ static void ext_prop_read_cb(bool success, uint8_t att_ecode, if (discovering) return; - /* Done with the current service */ - gatt_db_service_set_active(op->cur_svc, true); - goto done; failed: @@ -888,9 +920,6 @@ next: if (discovering) return; - /* Done with the current service */ - gatt_db_service_set_active(op->cur_svc, true); - goto done; failed: @@ -997,9 +1026,6 @@ next: if (discovering) return; - /* Done with the current service */ - gatt_db_service_set_active(op->cur_svc, true); - goto done; failed: