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altstr: fixed optimization error with fixed len alternates

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altstr: consistent conditional applied to byte alternates
This commit is contained in:
Kevin Lin
2015-05-22 16:31:24 -04:00
parent 28a5644795
commit bb50eef345
1 changed files with 3 additions and 3 deletions
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6
libclamav/matcher-ac.c
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@@ -949,11 +949,11 @@ inline static int ac_findmatch_special(const unsigned char *buffer, uint32_t off
switch(special->type) {
case AC_SPECIAL_ALT_CHAR: /* single-byte */
for (j = 0; j < special->num; j++) {
cmp = (special->alt).byte[j] - b;
cmp = b - (special->alt).byte[j];
if (cmp == 0) {
match = !special->negative;
break;
} else if (cmp > 0)
} else if (cmp < 0)
break;
}
break;
@@ -968,7 +968,7 @@ inline static int ac_findmatch_special(const unsigned char *buffer, uint32_t off
if (cmp == 0) {
match = (!special->negative) * special->len;
break;
} else if (cmp > 0)
} else if (cmp < 0)
break;
}
break;