diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h
index d6e0ffea28b6..9d31b057c355 100644
--- a/arch/microblaze/include/asm/processor.h
+++ b/arch/microblaze/include/asm/processor.h
@@ -122,7 +122,7 @@ struct thread_struct {
 }
 
 /* Free all resources held by a thread. */
-extern inline void release_thread(struct task_struct *dead_task)
+static inline void release_thread(struct task_struct *dead_task)
 {
 }