From patchwork Fri Jul 1 00:43:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tedd Ho-Jeong An X-Patchwork-Id: 12902480 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 D5D3EC43334 for ; Fri, 1 Jul 2022 00:43:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231665AbiGAAn6 (ORCPT ); Thu, 30 Jun 2022 20:43:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44232 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229480AbiGAAn4 (ORCPT ); Thu, 30 Jun 2022 20:43:56 -0400 Received: from mail-pg1-x534.google.com (mail-pg1-x534.google.com [IPv6:2607:f8b0:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4DDEC24BC4 for ; Thu, 30 Jun 2022 17:43:55 -0700 (PDT) Received: by mail-pg1-x534.google.com with SMTP id z14so984109pgh.0 for ; 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Thu, 30 Jun 2022 17:43:54 -0700 (PDT) Received: from han1-NUC8i7BEH.hsd1.or.comcast.net ([2601:1c0:6a01:d830:6a2e:d91e:28c5:a052]) by smtp.gmail.com with ESMTPSA id z11-20020aa7888b000000b0052516db7123sm14181442pfe.35.2022.06.30.17.43.53 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jun 2022 17:43:54 -0700 (PDT) From: Tedd Ho-Jeong An To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ 1/2] tools/btmgmt: Fix errors reported by scan-build Date: Thu, 30 Jun 2022 17:43:51 -0700 Message-Id: <20220701004352.2253107-1-hj.tedd.an@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Tedd Ho-Jeong An This patch fixes the errors reported by the scan-build. tools/btmgmt.c:2699:2: warning: Value stored to 'argc' is never read [deadcode.DeadStores] argc -= optind; ^ ~~~~~~ tools/btmgmt.c:2859:2: warning: Value stored to 'argc' is never read [deadcode.DeadStores] argc -= optind; ^ ~~~~~~ tools/btmgmt.c:2860:2: warning: Value stored to 'argv' is never read [deadcode.DeadStores] argv += optind; ^ ~~~~~~ tools/btmgmt.c:2934:2: warning: Value stored to 'argc' is never read [deadcode.DeadStores] argc -= optind; ^ ~~~~~~ tools/btmgmt.c:2935:2: warning: Value stored to 'argv' is never read [deadcode.DeadStores] argv += optind; ^ ~~~~~~ tools/btmgmt.c:3000:2: warning: Value stored to 'argc' is never read [deadcode.DeadStores] argc -= optind; ^ ~~~~~~ tools/btmgmt.c:3001:2: warning: Value stored to 'argv' is never read [deadcode.DeadStores] argv += optind; ^ ~~~~~~ tools/btmgmt.c:3261:11: warning: Value stored to 'index' during its initialization is never read [deadcode.DeadStores] uint16_t index = mgmt_index; ^~~~~ ~~~~~~~~~~ tools/btmgmt.c:3450:2: warning: Value stored to 'argc' is never read [deadcode.DeadStores] argc -= optind; ^ ~~~~~~ tools/btmgmt.c:3451:2: warning: Value stored to 'argv' is never read [deadcode.DeadStores] argv += optind; ^ ~~~~~~ tools/btmgmt.c:4822:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull' [core.NonNullParamChecker] memcpy(cp->data + uuid_bytes, adv_data, adv_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ tools/btmgmt.c:4823:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull' [core.NonNullParamChecker] memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ tools/btmgmt.c:5244:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull' [core.NonNullParamChecker] memcpy(cp->data + uuid_bytes, adv_data, adv_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ tools/btmgmt.c:5245:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull' [core.NonNullParamChecker] memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ --- tools/btmgmt.c | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/tools/btmgmt.c b/tools/btmgmt.c index 3bf2c21c1..ebef3888f 100644 --- a/tools/btmgmt.c +++ b/tools/btmgmt.c @@ -2696,7 +2696,6 @@ static void cmd_disconnect(int argc, char **argv) } } - argc -= optind; argv += optind; optind = 0; @@ -2856,8 +2855,6 @@ static void cmd_find_service(int argc, char **argv) } } - argc -= optind; - argv += optind; optind = 0; cp = (void *) buf; @@ -2931,8 +2928,6 @@ static void cmd_find(int argc, char **argv) } } - argc -= optind; - argv += optind; optind = 0; memset(&cp, 0, sizeof(cp)); @@ -2997,8 +2992,6 @@ static void cmd_stop_find(int argc, char **argv) } } - argc -= optind; - argv += optind; optind = 0; memset(&cp, 0, sizeof(cp)); @@ -3258,7 +3251,7 @@ static void cmd_unpair(int argc, char **argv) struct mgmt_cp_unpair_device cp; uint8_t type = BDADDR_BREDR; int opt; - uint16_t index = mgmt_index; + uint16_t index; while ((opt = getopt_long(argc, argv, "+t:h", unpair_options, NULL)) != -1) { @@ -3447,8 +3440,6 @@ static void cmd_irks(int argc, char **argv) } } - argc -= optind; - argv += optind; optind = 0; cp->irk_count = cpu_to_le16(count); @@ -4819,8 +4810,11 @@ static void cmd_add_adv(int argc, char **argv) memcpy(cp->data + 2, uuids, uuid_bytes - 2); } - memcpy(cp->data + uuid_bytes, adv_data, adv_len); - memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); + if (adv_len) + memcpy(cp->data + uuid_bytes, adv_data, adv_len); + + if (scan_rsp_len) + memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); if (!mgmt_send(mgmt, MGMT_OP_ADD_ADVERTISING, index, cp_len, cp, add_adv_rsp, NULL, NULL)) { @@ -5241,8 +5235,11 @@ static void cmd_add_ext_adv_data(int argc, char **argv) memcpy(cp->data + 2, uuids, uuid_bytes - 2); } - memcpy(cp->data + uuid_bytes, adv_data, adv_len); - memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); + if (adv_len) + memcpy(cp->data + uuid_bytes, adv_data, adv_len); + + if (scan_rsp_len) + memcpy(cp->data + uuid_bytes + adv_len, scan_rsp, scan_rsp_len); if (!mgmt_send(mgmt, MGMT_OP_ADD_EXT_ADV_DATA, index, cp_len, cp, add_ext_adv_data_rsp, NULL, NULL)) { From patchwork Fri Jul 1 00:43:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tedd Ho-Jeong An X-Patchwork-Id: 12902481 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 21FB1C433EF for ; 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Thu, 30 Jun 2022 17:43:54 -0700 (PDT) From: Tedd Ho-Jeong An To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ 2/2] tools/test-runner: Fix errors reported by scan-build Date: Thu, 30 Jun 2022 17:43:52 -0700 Message-Id: <20220701004352.2253107-2-hj.tedd.an@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220701004352.2253107-1-hj.tedd.an@gmail.com> References: <20220701004352.2253107-1-hj.tedd.an@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Tedd Ho-Jeong An This patch fixes the errors reported by the scan-build. tools/test-runner.c:315:2: warning: Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker] execve(argv[0], argv, qemu_envp); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ tools/test-runner.c:554:6: warning: Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker] if (chdir(home + 5) < 0) { ^~~~~~~~~~~~~~~ tools/test-runner.c:638:6: warning: Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker] if (chdir(home + 5) < 0) { ^~~~~~~~~~~~~~~ tools/test-runner.c:695:6: warning: Null pointer passed to 1st parameter expecting 'nonnull' [core.NonNullParamChecker] if (chdir(home + 5) < 0) { ^~~~~~~~~~~~~~~ tools/test-runner.c:984:3: warning: Value stored to 'serial_fd' is never read [deadcode.DeadStores] serial_fd = -1; ^ ~~ --- tools/test-runner.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/tools/test-runner.c b/tools/test-runner.c index 6886d66c6..5ab8e57a0 100644 --- a/tools/test-runner.c +++ b/tools/test-runner.c @@ -269,6 +269,11 @@ static void start_qemu(void) pos = (sizeof(qemu_argv) / sizeof(char *)) - 1; + /* Make sure qemu_binary is not null */ + if (!qemu_binary) { + fprintf(stderr, "No QEMU binary is set\n"); + exit(1); + } argv[0] = (char *) qemu_binary; if (audio_support) { @@ -800,6 +805,11 @@ static void run_command(char *cmdname, char *home) pid_t pid, dbus_pid, daemon_pid, monitor_pid, emulator_pid, dbus_session_pid, udevd_pid; + if (!home) { + perror("Invalid parameter: TESTHOME"); + return; + } + if (num_devs) { const char *node = "/dev/ttyS1"; unsigned int basic_flags, extra_flags; @@ -979,10 +989,8 @@ start_next: if (udevd_pid > 0) kill(udevd_pid, SIGTERM); - if (serial_fd >= 0) { + if (serial_fd >= 0) close(serial_fd); - serial_fd = -1; - } } static void run_tests(void)