1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c
index dbf34a5fc1e0..e210aa2d76da 100644
--- a/drivers/acpi/events/evxface.c
+++ b/drivers/acpi/events/evxface.c
@@ -816,7 +816,7 @@ acpi_status acpi_release_global_lock(u32 handle)
 {
         acpi_status status;
 
-        if (handle != acpi_gbl_global_lock_handle) {
+        if (!handle || (handle != acpi_gbl_global_lock_handle)) {
                 return (AE_NOT_ACQUIRED);
         }