Michał Mirosław
eeb0cf8bb6
Bluetooth: hci_bcm: fix freeing not-requested IRQ
commit 81bd5d0c62437c02caac6b3f942fcda874063cb0 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>
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2020-06-22 09:31:18 +02:00 |
| .. |
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ath3k.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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bcm203x.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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bfusb.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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bluecard_cs.c
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bpa10x.c
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Bluetooth: bpa10x: change return value
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2019-09-04 16:11:46 +02:00 |
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bt3c_cs.c
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btbcm.c
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Bluetooth: btbcm: Add 2 missing models to subver tables
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2020-06-22 09:30:59 +02:00 |
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btbcm.h
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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btintel.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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btintel.h
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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btmrvl_debugfs.c
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btmrvl_drv.h
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btmrvl_main.c
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btmrvl_sdio.c
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Bluetooth: btmrvl: add support for SD8987 chipset
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2019-04-23 19:01:45 +02:00 |
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btmrvl_sdio.h
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btmtksdio.c
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Bluetooth: btmtksdio: Add runtime PM support to SDIO based Bluetooth
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2019-04-23 18:36:20 +02:00 |
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btmtkuart.c
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Bluetooth: btmtkuart: Improve exception handling in btmtuart_probe()
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2020-06-22 09:30:56 +02:00 |
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btqca.c
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Bluetooth: hci_qca: wait for Pre shutdown complete event before sending the Power off pulse
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2019-09-05 17:27:22 +02:00 |
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btqca.h
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Bluetooth: hci_qca: Send VS pre shutdown command.
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2019-08-12 18:23:50 +02:00 |
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btqcomsmd.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
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2019-06-05 17:36:37 +02:00 |
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btrsi.c
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btrtl.c
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Bluetooth: btrtl: Fix an issue that failing to download the FW which size is over 32K bytes
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2019-09-05 17:27:32 +02:00 |
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btrtl.h
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Bluetooth: btrtl: HCI reset on close for Realtek BT chip
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2019-07-06 12:32:50 +02:00 |
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btsdio.c
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Bluetooth: btsdio: Do not bind to non-removable BCM4356
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2019-07-06 12:27:55 +02:00 |
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btusb.c
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Bluetooth: btusb: Disable runtime suspend on Realtek devices
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2020-02-11 04:35:09 -08:00 |
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btwilink.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
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2019-06-05 17:37:06 +02:00 |
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dtl1_cs.c
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h4_recv.h
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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hci_ag6xx.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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hci_ath.c
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Bluetooth: hci_uart: check for missing tty operations
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2019-07-31 13:17:33 -07:00 |
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hci_bcm.c
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Bluetooth: hci_bcm: fix freeing not-requested IRQ
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2020-06-22 09:31:18 +02:00 |
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hci_bcsp.c
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Bluetooth: Fix invalid-free in bcsp_close()
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2019-11-29 10:09:39 +01:00 |
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hci_h4.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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hci_h5.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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hci_intel.c
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Bluetooth: hci_uart: check for missing tty operations
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2019-07-31 13:17:33 -07:00 |
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hci_ldisc.c
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Bluetooth: hci_uart: check for missing tty operations
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2019-07-31 13:17:33 -07:00 |
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hci_ll.c
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Revert "Bluetooth: hci_ll: set operational frequency earlier"
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2019-11-29 10:09:43 +01:00 |
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hci_mrvl.c
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Bluetooth: hci_uart: check for missing tty operations
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2019-07-31 13:17:33 -07:00 |
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hci_nokia.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
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2019-05-30 11:26:37 -07:00 |
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hci_qca.c
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
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2019-09-15 14:17:27 +02:00 |
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hci_serdev.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
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2019-05-30 11:26:37 -07:00 |
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hci_uart.h
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Bluetooth: hci_uart: check for missing tty operations
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2019-07-31 13:17:33 -07:00 |
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hci_vhci.c
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
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2019-05-30 11:26:35 -07:00 |
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Kconfig
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Bluetooth: btusb: Add protocol support for MediaTek MT7668U USB devices
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2019-07-06 21:44:25 +02:00 |
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Makefile
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Bluetooth: mediatek: add support for MediaTek MT7663S and MT7668S SDIO devices
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2019-04-23 18:09:07 +02:00 |