1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/acpi/acpica/exmutex.c b/drivers/acpi/acpica/exmutex.c
index f73be97043c0..6af14e43f839 100644
--- a/drivers/acpi/acpica/exmutex.c
+++ b/drivers/acpi/acpica/exmutex.c
@@ -336,7 +336,7 @@ acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc)
 
         /* Clear mutex info */
 
-        obj_desc->mutex.thread_id = NULL;
+        obj_desc->mutex.thread_id = 0;
         return_ACPI_STATUS(status);
 }
 
@@ -393,10 +393,10 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
         if ((owner_thread->thread_id != walk_state->thread->thread_id) &&
             (obj_desc != acpi_gbl_global_lock_mutex)) {
                 ACPI_ERROR((AE_INFO,
-                            "Thread %p cannot release Mutex [%4.4s] acquired by thread %p",
-                            ACPI_CAST_PTR(void, walk_state->thread->thread_id),
+                            "Thread %u cannot release Mutex [%4.4s] acquired by thread %u",
+                            (u32)walk_state->thread->thread_id,
                             acpi_ut_get_node_name(obj_desc->mutex.node),
-                            ACPI_CAST_PTR(void, owner_thread->thread_id)));
+                            (u32)owner_thread->thread_id));
                 return_ACPI_STATUS(AE_AML_NOT_OWNER);
         }
 
@@ -488,7 +488,7 @@ void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread)
                 /* Mark mutex unowned */
 
                 obj_desc->mutex.owner_thread = NULL;
-                obj_desc->mutex.thread_id = NULL;
+                obj_desc->mutex.thread_id = 0;
 
                 /* Update Thread sync_level (Last mutex is the important one) */