mutex: remove silly "return"

Returning a void does nothing, and just confusing.

mutex: remove silly "return"
8031eeae · Nadav Har'El · aac18bc2 · 8031eeae
Commit 8031eeae authored 11 years ago by Nadav Har'El
--- a/include/osv/mutex.h
+++ b/include/osv/mutex.h
@@ -27,7 +27,7 @@ static inline bool mutex_trylock(mutex_t* m)
 }
 static inline void mutex_unlock(mutex_t* m)
 {
-    return m->unlock();
+    m->unlock();
 }
 static inline bool mutex_owned(mutex_t* m)
 {