From 632c9a2bd0ccd68cd70cbb8594678a7f9fa793c5 Mon Sep 17 00:00:00 2001
From: Martine Lenders <mail@martine-lenders.eu>
Date: Sat, 26 Dec 2015 17:30:35 +0100
Subject: [PATCH] sema: harmonize sema_post return with rest of API

---
 sys/include/sema.h | 1 +
 sys/sema/sema.c    | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/include/sema.h b/sys/include/sema.h
index 360c4deb5..b57e7b489 100644
--- a/sys/include/sema.h
+++ b/sys/include/sema.h
@@ -133,6 +133,7 @@ static inline int sema_wait(sema_t *sema)
  *
  * @param[in] sema  A semaphore.
  *
+ * @return  0, on success
  * @return  -EINVAL, if semaphore is invalid.
  * @return  -EOVERFLOW, if the semaphore's value would overflow.
  */
diff --git a/sys/sema/sema.c b/sys/sema/sema.c
index b9ae892a9..00d701e57 100644
--- a/sys/sema/sema.c
+++ b/sys/sema/sema.c
@@ -169,7 +169,7 @@ int sema_post(sema_t *sema)
         restoreIRQ(old_state);
     }
 
-    return 1;
+    return 0;
 }
 
 /** @} */