net: core: add function for incremental IPv6 pseudo header checksum updates

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / net / checksum.h

diff --git a/include/net/checksum.h b/include/net/checksum.h
index ba55d8b8c87cb5438f87fad5ae01d2aee77d59ab..600d1d705bb86f23b00a8d0feebabe6ea303934d 100644 (file)
--- a/include/net/checksum.h
+++ b/include/net/checksum.h
@@ -109,6 +109,9 @@ static inline void csum_replace2(__sum16 *sum, __be16 from, __be16 to)
 struct sk_buff;
 extern void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,
                                     __be32 from, __be32 to, int pseudohdr);
+extern void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
+                                     const __be32 *from, const __be32 *to,
+                                     int pseudohdr);
 
 static inline void inet_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb,
                                            __be16 from, __be16 to,