From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Fri, 26 Jan 2018 01:36:36 +0200
Subject: skb_array: use __ptr_ring_empty
Patch-mainline: v4.16-rc1
Git-commit: f417dc28185d7fdce567821862fcbf9222058cb7
References: bsc#1109837

__skb_array_empty should use __ptr_ring_empty since that's the only
legal lockless function.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/linux/skb_array.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/include/linux/skb_array.h
+++ b/include/linux/skb_array.h
@@ -69,7 +69,7 @@ static inline int skb_array_produce_any(
  */
 static inline bool __skb_array_empty(struct skb_array *a)
 {
-	return !__ptr_ring_peek(&a->ring);
+	return __ptr_ring_empty(&a->ring);
 }
 
 static inline struct sk_buff *__skb_array_peek(struct skb_array *a)