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Cleanup overflow check

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This commit is contained in:
Howard Chu 2007-12-02 21:46:50 +00:00
parent 3b6122cb73
commit ccfe26fca9
1 changed files with 3 additions and 3 deletions
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6
servers/slapd/schema_init.c
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@ -2146,12 +2146,12 @@ integerVal2Key(
/* Chop least significant digits, increase length instead */ /* Chop least significant digits, increase length instead */
if ( val.bv_len > k ) { if ( val.bv_len > k ) {
chop = (val.bv_len-k+2)/INDEX_INTLEN_CHOP; /* 2 fewer digits */ chop = (val.bv_len-k+2)/INDEX_INTLEN_CHOP; /* 2 fewer digits */
val.bv_len -= chop * INDEX_INTLEN_CHOP; /* #digits chopped */ if ( chop > 0x7fffffff / INDEX_INTLEN_CHOPBYTES ) {
chop *= INDEX_INTLEN_CHOPBYTES; /* #bytes added */
if ( chop > 0x7fffffff ) {
memset( key->bv_val, neg ^ 0xff, index_intlen ); memset( key->bv_val, neg ^ 0xff, index_intlen );
return 0; return 0;
} }
val.bv_len -= chop * INDEX_INTLEN_CHOP; /* #digits chopped */
chop *= INDEX_INTLEN_CHOPBYTES; /* #bytes added */
} }
if ( lutil_str2bin( &val, &itmp, ctx )) { if ( lutil_str2bin( &val, &itmp, ctx )) {