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Diffstat (limited to 'drivers/acpi/acpica/evgpe.c')
-rw-r--r--drivers/acpi/acpica/evgpe.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index abbd59063906..e10fec99a182 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -634,6 +634,12 @@ acpi_ev_detect_gpe(struct acpi_namespace_node *gpe_device,
flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+ if (!gpe_event_info) {
+ gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number);
+ if (!gpe_event_info)
+ goto error_exit;
+ }
+
/* Get the info block for the entire GPE register */
gpe_register_info = gpe_event_info->register_info;