Michał Mirosław 207dffe6bc Bluetooth: hci_bcm: fix freeing not-requested IRQ ... commit 81bd5d0c62 upstream. When BT module can't be initialized, but it has an IRQ, unloading the driver WARNs when trying to free not-yet-requested IRQ. Fix it by noting whether the IRQ was requested. WARNING: CPU: 2 PID: 214 at kernel/irq/devres.c:144 devm_free_irq+0x49/0x4ca [...] WARNING: CPU: 2 PID: 214 at kernel/irq/manage.c:1746 __free_irq+0x8b/0x27c Trying to free already-free IRQ 264 Modules linked in: hci_uart(-) btbcm bluetooth ecdh_generic ecc libaes CPU: 2 PID: 214 Comm: rmmod Tainted: G W 5.6.1mq-00044-ga5f9ea098318-dirty #928 [...] [<b016aefb>] (devm_free_irq) from [<af8ba1ff>] (bcm_close+0x97/0x118 [hci_uart]) [<af8ba1ff>] (bcm_close [hci_uart]) from [<af8b736f>] (hci_uart_unregister_device+0x33/0x3c [hci_uart]) [<af8b736f>] (hci_uart_unregister_device [hci_uart]) from [<b035930b>] (serdev_drv_remove+0x13/0x20) [<b035930b>] (serdev_drv_remove) from [<b037093b>] (device_release_driver_internal+0x97/0x118) [<b037093b>] (device_release_driver_internal) from [<b0370a0b>] (driver_detach+0x2f/0x58) [<b0370a0b>] (driver_detach) from [<b036f855>] (bus_remove_driver+0x41/0x94) [<b036f855>] (bus_remove_driver) from [<af8ba8db>] (bcm_deinit+0x1b/0x740 [hci_uart]) [<af8ba8db>] (bcm_deinit [hci_uart]) from [<af8ba86f>] (hci_uart_exit+0x13/0x30 [hci_uart]) [<af8ba86f>] (hci_uart_exit [hci_uart]) from [<b01900bd>] (sys_delete_module+0x109/0x1d0) [<b01900bd>] (sys_delete_module) from [<b0101001>] (ret_fast_syscall+0x1/0x5a) [...] Cc: stable@vger.kernel.org Fixes: 6cc4396c88 ("Bluetooth: hci_bcm: Add wake-up capability") Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>		2020-06-22 09:05:26 +02:00
..
ath3k.c
bcm203x.c
bfusb.c
bluecard_cs.c
bpa10x.c
bt3c_cs.c
btbcm.c	Bluetooth: btbcm: Add 2 missing models to subver tables	2020-06-22 09:05:13 +02:00
btbcm.h
btintel.c
btintel.h
btmrvl_debugfs.c
btmrvl_drv.h
btmrvl_main.c
btmrvl_sdio.c
btmrvl_sdio.h
btmtkuart.c	Bluetooth: mediatek: fix up an error path to restore bdev->tx_state	2019-05-08 07:21:52 +02:00
btqca.c	Bluetooth: btqca: Add a short delay before downloading the NVM	2019-09-10 10:33:43 +01:00
btqca.h
btqcomsmd.c
btrsi.c	Bluetooth: btrsi: fix bt tx timeout issue	2019-11-20 18:47:42 +01:00
btrtl.c	Bluetooth: btrtl: HCI reset on close for Realtek BT chip	2019-10-01 08:26:11 +02:00
btrtl.h	Bluetooth: btrtl: HCI reset on close for Realtek BT chip	2019-10-01 08:26:11 +02:00
btsdio.c
btusb.c	Bluetooth: btusb: fix PM leak in error case of setup	2020-01-09 10:19:04 +01:00
btwilink.c
dtl1_cs.c
h4_recv.h	Bluetooth: hci_uart: Check if socket buffer is ERR_PTR in h4_recv_buf()	2019-03-27 14:14:41 +09:00
hci_ag6xx.c
hci_ath.c	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_bcm.c	Bluetooth: hci_bcm: fix freeing not-requested IRQ	2020-06-22 09:05:26 +02:00
hci_bcsp.c	Bluetooth: Fix invalid-free in bcsp_close()	2019-12-01 09:17:35 +01:00
hci_h4.c	Bluetooth: hci_uart: Check if socket buffer is ERR_PTR in h4_recv_buf()	2019-03-27 14:14:41 +09:00
hci_h5.c
hci_intel.c	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_ldisc.c	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_ll.c
hci_mrvl.c	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_nokia.c
hci_qca.c	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_serdev.c	Bluetooth: hci_serdev: clear HCI_UART_PROTO_READY to avoid closing proto races	2019-11-20 18:47:42 +01:00
hci_uart.h	Bluetooth: hci_uart: check for missing tty operations	2019-08-04 09:30:55 +02:00
hci_vhci.c
Kconfig
Makefile