* Re: [PATCH 1/2] Bluetooth: hci_conn: Fix not cleaning up on LE Connection failure
[not found] <20230324204525.3630188-1-luiz.dentz@gmail.com>
@ 2023-03-25 0:06 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-03-25 0:06 UTC (permalink / raw)
To: Luiz Augusto von Dentz, linux-bluetooth; +Cc: llvm, oe-kbuild-all
Hi Luiz,
I love your patch! Perhaps something to improve:
[auto build test WARNING on bluetooth-next/master]
[also build test WARNING on bluetooth/master linus/master v6.3-rc3 next-20230324]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Luiz-Augusto-von-Dentz/Bluetooth-Fix-printing-errors-if-LE-Connection-times-out/20230325-044559
base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
patch link: https://lore.kernel.org/r/20230324204525.3630188-1-luiz.dentz%40gmail.com
patch subject: [PATCH 1/2] Bluetooth: hci_conn: Fix not cleaning up on LE Connection failure
config: x86_64-randconfig-a005 (https://download.01.org/0day-ci/archive/20230325/202303250737.5bz7V6oX-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/e15b8378a4f3221972483cf6bb52f0649341a55e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Luiz-Augusto-von-Dentz/Bluetooth-Fix-printing-errors-if-LE-Connection-times-out/20230325-044559
git checkout e15b8378a4f3221972483cf6bb52f0649341a55e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash net/bluetooth/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303250737.5bz7V6oX-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> net/bluetooth/hci_conn.c:1202:7: warning: variable 'params' is uninitialized when used here [-Wuninitialized]
(params && params->explicit_connect))
^~~~~~
net/bluetooth/hci_conn.c:1191:32: note: initialize the variable 'params' to silence this warning
struct hci_conn_params *params;
^
= NULL
1 warning generated.
vim +/params +1202 net/bluetooth/hci_conn.c
^1da177e4c3f41 Linus Torvalds 2005-04-16 1186
9bb3c01fdb2201 Andre Guedes 2014-01-30 1187 /* This function requires the caller holds hdev->lock */
9b3628d79b46f0 Luiz Augusto von Dentz 2022-04-22 1188 static void hci_le_conn_failed(struct hci_conn *conn, u8 status)
9bb3c01fdb2201 Andre Guedes 2014-01-30 1189 {
9bb3c01fdb2201 Andre Guedes 2014-01-30 1190 struct hci_dev *hdev = conn->hdev;
f161dd4122ffa7 Johan Hedberg 2014-08-15 1191 struct hci_conn_params *params;
f161dd4122ffa7 Johan Hedberg 2014-08-15 1192
e15b8378a4f322 Luiz Augusto von Dentz 2023-03-24 1193 hci_connect_le_scan_cleanup(conn);
9bb3c01fdb2201 Andre Guedes 2014-01-30 1194
acb9f911ea1f82 Johan Hedberg 2015-12-03 1195 /* If the status indicates successful cancellation of
91641b79e1e153 Zheng Yongjun 2021-06-02 1196 * the attempt (i.e. Unknown Connection Id) there's no point of
acb9f911ea1f82 Johan Hedberg 2015-12-03 1197 * notifying failure since we'll go back to keep trying to
acb9f911ea1f82 Johan Hedberg 2015-12-03 1198 * connect. The only exception is explicit connect requests
acb9f911ea1f82 Johan Hedberg 2015-12-03 1199 * where a timeout + cancel does indicate an actual failure.
acb9f911ea1f82 Johan Hedberg 2015-12-03 1200 */
acb9f911ea1f82 Johan Hedberg 2015-12-03 1201 if (status != HCI_ERROR_UNKNOWN_CONN_ID ||
acb9f911ea1f82 Johan Hedberg 2015-12-03 @1202 (params && params->explicit_connect))
acb9f911ea1f82 Johan Hedberg 2015-12-03 1203 mgmt_connect_failed(hdev, &conn->dst, conn->type,
acb9f911ea1f82 Johan Hedberg 2015-12-03 1204 conn->dst_type, status);
9bb3c01fdb2201 Andre Guedes 2014-01-30 1205
abfeea476c68af Luiz Augusto von Dentz 2021-10-27 1206 /* Enable advertising in case this was a failed connection
3c857757ef6e5a Johan Hedberg 2014-03-25 1207 * attempt as a peripheral.
3c857757ef6e5a Johan Hedberg 2014-03-25 1208 */
abfeea476c68af Luiz Augusto von Dentz 2021-10-27 1209 hci_enable_advertising(hdev);
9bb3c01fdb2201 Andre Guedes 2014-01-30 1210 }
9bb3c01fdb2201 Andre Guedes 2014-01-30 1211
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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2023-03-25 0:06 ` [PATCH 1/2] Bluetooth: hci_conn: Fix not cleaning up on LE Connection failure kernel test robot
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