diff options
Diffstat (limited to 'include/asm-generic/checksum.h')
| -rw-r--r-- | include/asm-generic/checksum.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-generic/checksum.h b/include/asm-generic/checksum.h index c084767c88b..59811df58c5 100644 --- a/include/asm-generic/checksum.h +++ b/include/asm-generic/checksum.h @@ -38,12 +38,15 @@ extern __wsum csum_partial_copy_from_user(const void __user *src, void *dst, csum_partial_copy((src), (dst), (len), (sum)) #endif +#ifndef ip_fast_csum /* * This is a version of ip_compute_csum() optimized for IP headers, * which always checksum on 4 octet boundaries. */ extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl); +#endif +#ifndef csum_fold /* * Fold a partial checksum */ @@ -54,6 +57,7 @@ static inline __sum16 csum_fold(__wsum csum) sum = (sum & 0xffff) + (sum >> 16); return (__force __sum16)~sum; } +#endif #ifndef csum_tcpudp_nofold /* |