core/list: add remove method

core/include/list.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de>
+ *               2016 TriaGnoSys GmbH
  *
  * This file is subject to the terms and conditions of the GNU Lesser
  * General Public License v2.1. See the file LICENSE in the top level
@@ -16,6 +17,7 @@
  * Lists are represented as element pointing to the first actual list element.
  *
  * @author      Kaspar Schleiser <kaspar@schleiser.de>
+ * @author      Víctor Ariño <victor.arino@zii.aero>
  */
 
 #ifndef LIST_H
@@ -69,6 +71,27 @@ static inline list_node_t* list_remove_head(list_node_t *list) {
     return head;
 }
 
+/**
+ * @brief Removes the node from the list
+ *
+ * @param[in] list  Pointer to the list itself, where list->next points
+ *                  to the root node
+ * @param[in] node  List node to remove from the list
+ *
+ * @return  removed node, or NULL if empty or not found
+ */
+static inline list_node_t *list_remove(list_node_t *list, list_node_t *node)
+{
+    while (list->next) {
+        if (list->next == node) {
+            list->next = node->next;
+            return node;
+        }
+        list = list->next;
+    }
+    return list->next;
+}
+
 #ifdef __cplusplus
 }
 #endif