misc: slist: Rework sys_slist_get_not_empty

Magic spell to address zephyrproject-rtos#4022. Signed-off-by: Paul Sokolovsky <[email protected]>
pfalcon · Oct 16, 2017 · 5fa972d · 5fa972d
1 parent de6fafb
commit 5fa972d
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/misc/slist.h b/include/misc/slist.h
@@ -358,10 +358,10 @@ static inline sys_snode_t *sys_slist_get_not_empty(sys_slist_t *list)
 {
 	sys_snode_t *node = list->head;
 
-	list->head = node->next;
 	if (list->tail == node) {
-		list->tail = list->head;
+		list->tail = NULL;
 	}
+	list->head = node->next;
 
 	return node;
 }