From 3109f9f38800841e46769e95e1ba11f1f8c7b230 Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Fri, 22 May 2026 16:53:48 +0200 Subject: [PATCH] ACPI: button: Add missing device class clearing on probe failures Commit e18947038bf4 ("ACPI: driver: Do not set acpi_device_class() unnecessarily") modified acpi_button_remove() to clear the device class field in struct acpi_device on driver removal, but it should also have updated the rollback path in acpi_button_probe(), which it didn't do, so do it now. Fixes: e18947038bf4 ("ACPI: driver: Do not set acpi_device_class() unnecessarily") Signed-off-by: Rafael J. Wysocki Reviewed-by: Mario Limonciello (AMD) Link: https://patch.msgid.link/6167713.MhkbZ0Pkbq@rafael.j.wysocki --- drivers/acpi/button.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index e8dd306e17ed..d80276368b81 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -687,6 +687,7 @@ err_remove_fs: acpi_button_remove_fs(button); err_free_button: kfree(button); + memset(acpi_device_class(device), 0, sizeof(acpi_device_class)); return error; }