1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 737e56d46f61..aac47573f9ed 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -45,7 +45,6 @@ MODULE_LICENSE("GPL");
 
 #define ACPI_WMI_CLASS "wmi"
 
-static DEFINE_MUTEX(wmi_data_lock);
 static LIST_HEAD(wmi_block_list);
 
 struct guid_block {
@@ -240,10 +239,10 @@ static bool find_guid(const char *guid_string, struct wmi_block **out)
                 if (memcmp(block->guid, guid_input, 16) == 0) {
                         if (out)
                                 *out = wblock;
-                        return 1;
+                        return true;
                 }
         }
-        return 0;
+        return false;
 }
 
 static acpi_status wmi_method_enable(struct wmi_block *wblock, int enable)