diff options
| author | Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2016-07-29 17:08:41 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-08-03 01:27:20 +0200 |
| commit | e370cc8640305aa2fa42b852cccd89e80c28d9a0 (patch) | |
| tree | a263b28989724854720f2d1a02fdb6fdaad3ebcb /drivers/acpi/button.c | |
| parent | 3540c32a9ae4cb23ab70f7798f45affc02762fa7 (diff) | |
ACPI / button: remove pointer to old lid_sysfs on unbind
When we removed the procfs dir on error or if the driver is
unbound, the two variables acpi_lid_dir and acpi_button_dir
were not reset. On the next rebind, those static variables
were not null and we couldn't re-register the device again.
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Acked-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/button.c')
| -rw-r--r-- | drivers/acpi/button.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 148f4e5ca104..31abb0bdd4f2 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -232,8 +232,10 @@ remove_dev_dir: acpi_device_dir(device) = NULL; remove_lid_dir: remove_proc_entry(ACPI_BUTTON_SUBCLASS_LID, acpi_button_dir); + acpi_lid_dir = NULL; remove_button_dir: remove_proc_entry(ACPI_BUTTON_CLASS, acpi_root_dir); + acpi_button_dir = NULL; goto done; } @@ -250,7 +252,9 @@ static int acpi_button_remove_fs(struct acpi_device *device) acpi_lid_dir); acpi_device_dir(device) = NULL; remove_proc_entry(ACPI_BUTTON_SUBCLASS_LID, acpi_button_dir); + acpi_lid_dir = NULL; remove_proc_entry(ACPI_BUTTON_CLASS, acpi_root_dir); + acpi_button_dir = NULL; return 0; } |