Re: [PATCH 1/2] Bluetooth: hci_conn: Fix not cleaning up on LE Connection failure

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Hi Luiz,

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: riscv-randconfig-m031-20230326 (https://download.01.org/0day-ci/archive/20230327/202303272048.I3jduMCE-lkp@xxxxxxxxx/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Reported-by: Dan Carpenter <error27@xxxxxxxxx>
| Link: https://lore.kernel.org/r/202303272048.I3jduMCE-lkp@xxxxxxxxx/

smatch warnings:
net/bluetooth/hci_conn.c:1202 hci_le_conn_failed() error: uninitialized symbol 'params'.

vim +/params +1202 net/bluetooth/hci_conn.c

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))
                                                                     ^^^^^^
params is uninitialized

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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