From bd2845adf60caaa7445188156f78ffc453b69d6e Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Fri, 1 Jun 2018 13:19:21 +0200
Subject: [PATCH] core: fix doxygen grouping

---
 core/include/rmutex.h | 2 +-
 core/include/thread.h | 1 -
 core/rmutex.c         | 3 +--
 3 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/core/include/rmutex.h b/core/include/rmutex.h
index 880bbf0ea2..6bf99efd7e 100644
--- a/core/include/rmutex.h
+++ b/core/include/rmutex.h
@@ -7,7 +7,7 @@
  */
 
 /**
- * @ingroup     core_sync Synchronization
+ * @ingroup     core_sync
  * @brief       Recursive Mutex for thread synchronization
  * @{
  *
diff --git a/core/include/thread.h b/core/include/thread.h
index d59cabb2bf..79ca817a17 100644
--- a/core/include/thread.h
+++ b/core/include/thread.h
@@ -241,7 +241,6 @@ struct _thread {
 
 /**
  * @def THREAD_EXTRA_STACKSIZE_PRINTF
- * @ingroup conf
  * @brief Size of the task's printf stack in bytes
  *
  * @note This value must be defined by the CPU specific implementation, please
diff --git a/core/rmutex.c b/core/rmutex.c
index 983ec83434..9438f74f8a 100644
--- a/core/rmutex.c
+++ b/core/rmutex.c
@@ -7,8 +7,7 @@
  */
 
 /**
- * @ingroup     core_sync Synchronization
- * @brief       Recursive Mutex for thread synchronization
+ * @ingroup     core_sync
  * @{
  *
  * @file
-- 
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