[DCCP]: Make `before' relation unambiguous

Problem:

diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index afb313ff216e107e5e1fca38f3dd67382a65b86c..1615986a8d9241971aacd1d8c8908174de8adc48 100644 (file)
--- 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)