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ACPI: button: Call input_free_device() on failing input device registration

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commit 20594cd104abaaabb676c7a2915b150ae5ff093d upstream.

Make acpi_button_add() call input_free_device() when
input_register_device() fails as required according to the
documentation of the latter.

Fixes: 0d51157dfa ("ACPI: button: Eliminate the driver notify callback")
Signed-off-by: Kaushlendra Kumar <kaushlendra.kumar@intel.com>
Cc: 6.5+ <stable@vger.kernel.org> # 6.5+
[ rjw: Subject and changelog rewrite, Fixes: tag ]
Link: https://patch.msgid.link/20251006084706.971855-1-kaushlendra.kumar@intel.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kaushlendra Kumar
2025-10-06 14:17:06 +05:30
committed by Greg Kroah-Hartman
parent 4e85246ec0
commit e992faffa8
1 changed files with 3 additions and 1 deletions
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4
drivers/acpi/button.c
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@@ -603,8 +603,10 @@ static int acpi_button_add(struct acpi_device *device)
input_set_drvdata(input, device);
error = input_register_device(input);
if (error)
if (error) {
input_free_device(input);
goto err_remove_fs;
}
switch (device->device_type) {
case ACPI_BUS_TYPE_POWER_BUTTON: