diff options
Diffstat (limited to 'myisam/mi_unique.c')
| -rw-r--r-- | myisam/mi_unique.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/myisam/mi_unique.c b/myisam/mi_unique.c index 4d82858c9ad..06d50e6905b 100644 --- a/myisam/mi_unique.c +++ b/myisam/mi_unique.c @@ -69,9 +69,9 @@ my_bool mi_check_unique(MI_INFO *info, MI_UNIQUEDEF *def, byte *record, ha_checksum mi_unique_hash(MI_UNIQUEDEF *def, const byte *record) { const byte *pos, *end; - ha_checksum crc=0; - HA_KEYSEG *keyseg; + ulong crc= 0; ulong seed= 4; + HA_KEYSEG *keyseg; for (keyseg=def->seg ; keyseg < def->end ; keyseg++) { @@ -118,7 +118,7 @@ ha_checksum mi_unique_hash(MI_UNIQUEDEF *def, const byte *record) (((uchar) *(uchar*) pos++))) + (crc >> (8*sizeof(ha_checksum)-8)); } - return crc; + return (ha_checksum)crc; } /* |