diff --git a/threads/thread.c b/threads/thread.c
index d8980f9b8e401f9bb9ee0b3dbf9251e5c541d75b..ed5fa63f1c42ea582a153c8fa0e0371e041e9f94 100644
--- a/threads/thread.c
+++ b/threads/thread.c
@@ -254,14 +254,14 @@ thread_unblock (struct thread *t)
 const char *
 thread_name (void) 
 {
-  return thread_current ()->name;
+  return thread_current()->name;
 }
 
 /* Returns the exit code of the running thread. */
-const int *
-thread_exit_code (void) 
+int
+thread_exit_code (void)
 {
-  return thread_current ()->exit_code;
+  return thread_current()->exit_code;
 }
 
 /* Returns the running thread.
diff --git a/threads/thread.h b/threads/thread.h
index b57608eee203024a22f821a64531938ca140300a..2feb8cc242719e1d684aef2108d9c8ca501a922f 100644
--- a/threads/thread.h
+++ b/threads/thread.h
@@ -123,7 +123,7 @@ void thread_unblock (struct thread *);
 struct thread *thread_current (void);
 tid_t thread_tid (void);
 const char *thread_name (void);
-const int *thread_exit_code (void);
+int thread_exit_code (void);
 
 void thread_exit (void) NO_RETURN;
 void thread_yield (void);