ACPICA: Fix possible memory leak in GPE init error path

Some GPE blocks were not deleted.  ACPICA BZ 1018. Tomasz Nowicki
<tomasz.nowicki@linaro.org>

References: https://bugs.acpica.org/show_bug.cgi?id=1018
Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index a2d688bbac02..c1aa1eda26c3 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -382,6 +382,8 @@ acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
 
         status = acpi_ev_install_gpe_block(gpe_block, interrupt_number);
         if (ACPI_FAILURE(status)) {
+                ACPI_FREE(gpe_block->register_info);
+                ACPI_FREE(gpe_block->event_info);
                 ACPI_FREE(gpe_block);
                 return_ACPI_STATUS(status);
         }