[nft PATCH 2/4] list: Introduce list_last_entry

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Similar to list_first_entry, this macro allows to retrieve the list's
last entry.

Signed-off-by: Phil Sutter <phil@xxxxxx>
---
 include/list.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/list.h b/include/list.h
index 75d2921240101..5405dbbc0066b 100644
--- a/include/list.h
+++ b/include/list.h
@@ -337,6 +337,17 @@ static inline void list_splice_tail_init(struct list_head *list,
 #define list_first_entry(ptr, type, member) \
 	list_entry((ptr)->next, type, member)
 
+/**
+ * list_last_entry - get the last element from a list
+ * @ptr:	the list head to take the element from.
+ * @type:	the type of the struct this is embedded in.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Note, that list is expected to be not empty.
+ */
+#define list_last_entry(ptr, type, member) \
+	list_entry((ptr)->prev, type, member)
+
 
 /**
  * list_for_each_entry	-	iterate over list of given type
-- 
2.13.1

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