diff --git a/include/linux/net.h b/include/linux/net.h
index 3414d63a52f4..e201a7fbf3bc 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -137,6 +137,8 @@ typedef int (*sk_read_actor_t)(read_descriptor_t *, struct sk_buff *,
 
 struct proto_ops {
 	int		family;
+	unsigned int	flags;	// ANDROID - removed in 5.10.162, but remains to
+				// preserve ABI.  It is not used anywhere.
 	struct module	*owner;
 	int		(*release)   (struct socket *sock);
 	int		(*bind)	     (struct socket *sock,