From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, Joseph Hwang <josephsih@chromium.org>,
linux-bluetooth@vger.kernel.org, marcel@holtmann.org,
luiz.dentz@gmail.com, pali@kernel.org
Cc: lkp@intel.com, kbuild-all@lists.01.org,
chromeos-bluetooth-upstreaming@chromium.org,
josephsih@google.com, Joseph Hwang <josephsih@chromium.org>,
Jakub Kicinski <kuba@kernel.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH v4 3/3] Bluetooth: mgmt: add set_quality_report for MGMT_OP_SET_QUALITY_REPORT
Date: Thu, 17 Feb 2022 17:38:33 +0300 [thread overview]
Message-ID: <202202160942.cEiT1MKh-lkp@intel.com> (raw)
In-Reply-To: <20220215133546.2826837-1-josephsih@chromium.org>
Hi Joseph,
url: https://github.com/0day-ci/linux/commits/Joseph-Hwang/Bluetooth-aosp-surface-AOSP-quality-report-through-mgmt/20220215-213800
base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
config: i386-randconfig-m021-20220214 (https://download.01.org/0day-ci/archive/20220216/202202160942.cEiT1MKh-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
New smatch warnings:
net/bluetooth/mgmt.c:860 get_supported_settings() warn: variable dereferenced before check 'hdev' (see line 826)
vim +/hdev +860 net/bluetooth/mgmt.c
69ab39ea5da03e Johan Hedberg 2011-12-15 816 static u32 get_supported_settings(struct hci_dev *hdev)
69ab39ea5da03e Johan Hedberg 2011-12-15 817 {
69ab39ea5da03e Johan Hedberg 2011-12-15 818 u32 settings = 0;
69ab39ea5da03e Johan Hedberg 2011-12-15 819
69ab39ea5da03e Johan Hedberg 2011-12-15 820 settings |= MGMT_SETTING_POWERED;
b2939475eb6a35 Johan Hedberg 2014-07-30 821 settings |= MGMT_SETTING_BONDABLE;
b1de97d8c06d9d Marcel Holtmann 2014-01-31 822 settings |= MGMT_SETTING_DEBUG_KEYS;
3742abfc4e853f Johan Hedberg 2014-07-08 823 settings |= MGMT_SETTING_CONNECTABLE;
3742abfc4e853f Johan Hedberg 2014-07-08 824 settings |= MGMT_SETTING_DISCOVERABLE;
69ab39ea5da03e Johan Hedberg 2011-12-15 825
ed3fa31f35896b Andre Guedes 2012-07-24 @826 if (lmp_bredr_capable(hdev)) {
1a47aee85f8a08 Johan Hedberg 2013-03-15 827 if (hdev->hci_ver >= BLUETOOTH_VER_1_2)
33c525c0a37abd Johan Hedberg 2012-10-24 828 settings |= MGMT_SETTING_FAST_CONNECTABLE;
69ab39ea5da03e Johan Hedberg 2011-12-15 829 settings |= MGMT_SETTING_BREDR;
69ab39ea5da03e Johan Hedberg 2011-12-15 830 settings |= MGMT_SETTING_LINK_SECURITY;
a82974c9f4ed07 Marcel Holtmann 2013-10-11 831
a82974c9f4ed07 Marcel Holtmann 2013-10-11 832 if (lmp_ssp_capable(hdev)) {
a82974c9f4ed07 Marcel Holtmann 2013-10-11 833 settings |= MGMT_SETTING_SSP;
b560a208cda029 Luiz Augusto von Dentz 2020-08-06 834 if (IS_ENABLED(CONFIG_BT_HS))
d7b7e79688c07b Marcel Holtmann 2012-02-20 835 settings |= MGMT_SETTING_HS;
848566b381e72b Marcel Holtmann 2013-10-01 836 }
e98d2ce293a941 Marcel Holtmann 2014-01-10 837
05b3c3e7905d00 Marcel Holtmann 2014-12-31 838 if (lmp_sc_capable(hdev))
e98d2ce293a941 Marcel Holtmann 2014-01-10 839 settings |= MGMT_SETTING_SECURE_CONN;
4b127bd5f2cc1b Alain Michaud 2020-02-27 840
00bce3fb0642b3 Alain Michaud 2020-03-05 841 if (test_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED,
4b127bd5f2cc1b Alain Michaud 2020-02-27 842 &hdev->quirks))
00bce3fb0642b3 Alain Michaud 2020-03-05 843 settings |= MGMT_SETTING_WIDEBAND_SPEECH;
a82974c9f4ed07 Marcel Holtmann 2013-10-11 844 }
d7b7e79688c07b Marcel Holtmann 2012-02-20 845
eeca6f891305a8 Johan Hedberg 2013-09-25 846 if (lmp_le_capable(hdev)) {
69ab39ea5da03e Johan Hedberg 2011-12-15 847 settings |= MGMT_SETTING_LE;
a3209694f82a22 Johan Hedberg 2014-05-26 848 settings |= MGMT_SETTING_SECURE_CONN;
0f4bd942f13dd1 Johan Hedberg 2014-02-22 849 settings |= MGMT_SETTING_PRIVACY;
93690c227acf08 Marcel Holtmann 2015-03-06 850 settings |= MGMT_SETTING_STATIC_ADDRESS;
cbbdfa6f331980 Sathish Narasimman 2020-07-23 851 settings |= MGMT_SETTING_ADVERTISING;
eeca6f891305a8 Johan Hedberg 2013-09-25 852 }
69ab39ea5da03e Johan Hedberg 2011-12-15 853
eb1904f49d3e11 Marcel Holtmann 2014-07-04 854 if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) ||
Unchecked dereferences throughout.
eb1904f49d3e11 Marcel Holtmann 2014-07-04 855 hdev->set_bdaddr)
9fc3bfb681bdf5 Marcel Holtmann 2014-07-04 856 settings |= MGMT_SETTING_CONFIGURATION;
9fc3bfb681bdf5 Marcel Holtmann 2014-07-04 857
6244691fec4dd0 Jaganath Kanakkassery 2018-07-19 858 settings |= MGMT_SETTING_PHY_CONFIGURATION;
6244691fec4dd0 Jaganath Kanakkassery 2018-07-19 859
edbb68b1006482 Joseph Hwang 2022-02-15 @860 if (hdev && (aosp_has_quality_report(hdev) ||
^^^^
Checked too late
edbb68b1006482 Joseph Hwang 2022-02-15 861 hdev->set_quality_report))
edbb68b1006482 Joseph Hwang 2022-02-15 862 settings |= MGMT_SETTING_QUALITY_REPORT;
edbb68b1006482 Joseph Hwang 2022-02-15 863
69ab39ea5da03e Johan Hedberg 2011-12-15 864 return settings;
69ab39ea5da03e Johan Hedberg 2011-12-15 865 }
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
next prev parent reply other threads:[~2022-02-17 14:39 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-15 13:35 [PATCH v4 1/3] Bluetooth: aosp: surface AOSP quality report through mgmt Joseph Hwang
2022-02-15 13:35 ` [PATCH v4 2/3] Bluetooth: btintel: surface Intel telemetry events " Joseph Hwang
2022-02-17 12:53 ` Marcel Holtmann
2022-03-05 7:46 ` Joseph Hwang
2022-02-15 13:35 ` [PATCH v4 3/3] Bluetooth: mgmt: add set_quality_report for MGMT_OP_SET_QUALITY_REPORT Joseph Hwang
2022-02-17 13:04 ` Marcel Holtmann
2022-03-05 7:51 ` Joseph Hwang
2022-02-17 14:38 ` Dan Carpenter [this message]
2022-02-15 17:52 ` [PATCH v4 1/3] Bluetooth: aosp: surface AOSP quality report through mgmt kernel test robot
2022-02-17 12:41 ` Marcel Holtmann
2022-03-05 7:42 ` Joseph Hwang
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