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Referer: fixed hostname buffer overflow check.

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Because of premature check the effective buffer size was 255 symbols
while the buffer is able to handle 256.
This commit is contained in:
Valentin Bartenev 2013-08-29 22:35:54 +04:00
parent e4209c0269
commit 6d7ec5009a
1 changed files with 3 additions and 3 deletions
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6
src/http/modules/ngx_http_referer_module.c
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@ -178,12 +178,12 @@ valid_scheme:
break; break;
} }
buf[i] = ngx_tolower(*p);
key = ngx_hash(key, buf[i++]);
if (i == 256) { if (i == 256) {
goto invalid; goto invalid;
} }
buf[i] = ngx_tolower(*p);
key = ngx_hash(key, buf[i++]);
} }
uri = ngx_hash_find_combined(&rlcf->hash, key, buf, p - ref); uri = ngx_hash_find_combined(&rlcf->hash, key, buf, p - ref);