lib/checksum.c: fix build for generic csum_tcpudp_nofold

[mirror_ubuntu-artful-kernel.git] / lib / checksum.c

diff --git a/lib/checksum.c b/lib/checksum.c
index fcf38943132c490206fe6045e7ed19eaa865d292..8b39e86dbab5ea2a1afad17f6a15368f846916d6 100644 (file)
--- a/lib/checksum.c
+++ b/lib/checksum.c
@@ -47,15 +47,6 @@ static inline unsigned short from32to16(unsigned int x)
        return x;
 }
 
-static inline u32 from64to32(u64 x)
-{
-       /* add up 32-bit and 32-bit for 32+c bit */
-       x = (x & 0xffffffff) + (x >> 32);
-       /* add up carry.. */
-       x = (x & 0xffffffff) + (x >> 32);
-       return (u32)x;
-}
-
 static unsigned int do_csum(const unsigned char *buff, int len)
 {
        int odd;
@@ -190,6 +181,15 @@ csum_partial_copy(const void *src, void *dst, int len, __wsum sum)
 EXPORT_SYMBOL(csum_partial_copy);
 
 #ifndef csum_tcpudp_nofold
+static inline u32 from64to32(u64 x)
+{
+       /* add up 32-bit and 32-bit for 32+c bit */
+       x = (x & 0xffffffff) + (x >> 32);
+       /* add up carry.. */
+       x = (x & 0xffffffff) + (x >> 32);
+       return (u32)x;
+}
+
 __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr,
                        unsigned short len,
                        unsigned short proto,