diff options
Diffstat (limited to 'resolv/nss_dns/dns-canon.c')
| -rw-r--r-- | resolv/nss_dns/dns-canon.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/resolv/nss_dns/dns-canon.c b/resolv/nss_dns/dns-canon.c index cb321a0..1cdc9a8 100644 --- a/resolv/nss_dns/dns-canon.c +++ b/resolv/nss_dns/dns-canon.c @@ -150,15 +150,18 @@ _nss_dns_getcanonname_r (const char *name, char *buffer, size_t buflen, if (type != ns_t_cname) goto unavail; - if (__ns_get16 (ptr) != ns_c_in) + uint16_t rrclass; + NS_GET16 (rrclass, ptr); + if (rrclass != ns_c_in) goto unavail; - /* Also skip over class and TTL. */ - ptr += sizeof (uint16_t) + sizeof (uint32_t); + /* Skip over TTL. */ + ptr += sizeof (uint32_t); /* Skip over RDATA length and RDATA itself. */ - uint16_t rdatalen = __ns_get16 (ptr); - ptr += sizeof (uint16_t); + uint16_t rdatalen; + NS_GET16 (rdatalen, ptr); + /* Not enough room for RDATA. */ if (endptr - ptr < rdatalen) goto unavail; |