ACPICA: Fixed possible corruption of global GPE list Fixed a problem in acpi_ev_delete_gpe_xrupt where the global interrupt list could be corrupted if the interrupt being removed was at the head of the list. Reported by Linn Crosetto. Signed-off-by: Bob Moore Signed-off-by: Len Brown Cc: Chuck Ebbert Signed-off-by: Greg Kroah-Hartman --- drivers/acpi/events/evgpeblk.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) Index: 2.6/drivers/acpi/events/evgpeblk.c =================================================================== --- 2.6.orig/drivers/acpi/events/evgpeblk.c +++ 2.6/drivers/acpi/events/evgpeblk.c @@ -586,6 +586,10 @@ acpi_ev_delete_gpe_xrupt(struct acpi_gpe flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); if (gpe_xrupt->previous) { gpe_xrupt->previous->next = gpe_xrupt->next; + } else { + /* No previous, update list head */ + + acpi_gbl_gpe_xrupt_list_head = gpe_xrupt->next; } if (gpe_xrupt->next) { -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/