Messages in this thread Patch in this message | | | From | Lv Zheng <> | Subject | [PATCH 05/10] ACPICA: Events: Cleanup of resetting the GPE handler to NULL before removing. | Date | Thu, 5 Feb 2015 15:20:14 +0800 |
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ACPICA commit b2b18bb38045404e253f10787b8a4ae6e94cdee6
This patch prevents acpi_remove_gpe_handler() from leaking the stale gpe_event_info->Dispatch.Handler to the caller to avoid possible NULL pointer references. Lv Zheng.
Link: https://github.com/acpica/acpica/commit/b2b18bb3 Signed-off-by: Lv Zheng <lv.zheng@intel.com> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Signed-off-by: David E. Box <david.e.box@linux.intel.com> Signed-off-by: Bob Moore <robert.moore@intel.com> --- drivers/acpi/acpica/evxface.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/acpi/acpica/evxface.c b/drivers/acpi/acpica/evxface.c index 55a58f3..b6b0c23 100644 --- a/drivers/acpi/acpica/evxface.c +++ b/drivers/acpi/acpica/evxface.c @@ -896,6 +896,7 @@ acpi_remove_gpe_handler(acpi_handle gpe_device, /* Remove the handler */ handler = gpe_event_info->dispatch.handler; + gpe_event_info->dispatch.handler = NULL; /* Restore Method node (if any), set dispatch flags */ -- 1.7.10
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