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count length bit when checking buffer size

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This commit is contained in:
Vladimir Olteanu
2017-07-04 23:57:21 -05:00
committed by Max Lv
parent 3f0564f2ff
commit afb27ad054
1 changed files with 2 additions and 2 deletions
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src/local.c
+2 -2
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@@ -588,8 +588,8 @@ server_recv_cb(EV_P_ ev_io *w, int revents)
}
} else if (atyp == 3) {
// Domain name
uint8_t name_len = *(uint8_t *)(buf->data + 4);
if (buf->len < request_len + name_len + 2) {
uint8_t name_len = *(uint8_t *)(buf->data + request_len);
if (buf->len < request_len + 1 + name_len + 2) {
return;
}
abuf->data[abuf->len++] = name_len;