list.h: fix fatal kernel-doc error

Fix fatal multi-line kernel-doc error in list.h:
function short description must be on one line.

Error(linux-2.6.27-rc2-git3//include/linux/list.h:318): duplicate section name 'Description'
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/linux/list.h

@@ -309,11 +309,11 @@ static inline void list_splice_init(struct list_head *list,
 }
 
 /**
- * list_splice_tail_init - join two lists, each list being a queue, and
- *     reinitialise the emptied list.
+ * list_splice_tail_init - join two lists and reinitialise the emptied list
  * @list: the new list to add.
  * @head: the place to add it in the first list.
  *
+ * Each of the lists is a queue.
  * The list at @list is reinitialised
  */
 static inline void list_splice_tail_init(struct list_head *list,