diff options
| -rw-r--r-- | lib/libc/net/res_query.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/libc/net/res_query.c b/lib/libc/net/res_query.c index c8a45a5df5b..1485abb2d7d 100644 --- a/lib/libc/net/res_query.c +++ b/lib/libc/net/res_query.c @@ -1,4 +1,4 @@ -/* $OpenBSD: res_query.c,v 1.25 2007/05/16 04:14:23 ray Exp $ */ +/* $OpenBSD: res_query.c,v 1.26 2010/06/29 21:08:54 deraadt Exp $ */ /* * ++Copyright++ 1988, 1993 @@ -96,7 +96,10 @@ res_query(const char *name, int anslen) /* size of answer buffer */ { struct __res_state *_resp = _THREAD_PRIVATE(_res, _res, &_res); - u_char buf[MAXPACKET]; + union { + HEADER hdr; + u_char buf[MAXPACKET]; + } buf; HEADER *hp = (HEADER *) answer; int n; @@ -112,10 +115,10 @@ res_query(const char *name, #endif n = res_mkquery(QUERY, name, class, type, NULL, 0, NULL, - buf, sizeof(buf)); + buf.buf, sizeof(buf.buf)); if (n > 0 && ((_resp->options & RES_USE_EDNS0) || (_resp->options & RES_USE_DNSSEC))) { - n = res_opt(n, buf, sizeof(buf), anslen); + n = res_opt(n, buf.buf, sizeof(buf.buf), anslen); } if (n <= 0) { @@ -126,7 +129,7 @@ res_query(const char *name, h_errno = NO_RECOVERY; return (n); } - n = res_send(buf, n, answer, anslen); + n = res_send(buf.buf, n, answer, anslen); if (n < 0) { #ifdef DEBUG if (_resp->options & RES_DEBUG) |