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| author | Gerrit Renker <gerrit@erg.abdn.ac.uk> | 2007-03-20 17:00:26 +0100 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 07:26:44 +0200 |
| commit | d52de17b8cf36d43a9d6977e7861a9f415541c6b (patch) | |
| tree | 9746b89deb8b48b043a2de4016145c97f45765ad /net/dccp/dccp.h | |
| parent | [DCCP]: Make dccp_delta_seqno return signed numbers (diff) | |
| download | linux-d52de17b8cf36d43a9d6977e7861a9f415541c6b.tar.xz linux-d52de17b8cf36d43a9d6977e7861a9f415541c6b.zip | |
[DCCP]: Make `before' relation unambiguous
Problem:
Diffstat (limited to 'net/dccp/dccp.h')
| -rw-r--r-- | net/dccp/dccp.h | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h index afb313ff216e..1615986a8d92 100644 --- a/net/dccp/dccp.h +++ b/net/dccp/dccp.h @@ -124,14 +124,11 @@ static inline s64 dccp_delta_seqno(const u64 seqno1, const u64 seqno2) /* is seq1 < seq2 ? */ static inline int before48(const u64 seq1, const u64 seq2) { - return (s64)((seq1 << 16) - (seq2 << 16)) < 0; + return (s64)((seq2 << 16) - (seq1 << 16)) > 0; } /* is seq1 > seq2 ? */ -static inline int after48(const u64 seq1, const u64 seq2) -{ - return (s64)((seq2 << 16) - (seq1 << 16)) < 0; -} +#define after48(seq1, seq2) before48(seq2, seq1) /* is seq2 <= seq1 <= seq3 ? */ static inline int between48(const u64 seq1, const u64 seq2, const u64 seq3) |