diff options
Diffstat (limited to 'lib/libc/net/name6.c')
| -rw-r--r-- | lib/libc/net/name6.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/libc/net/name6.c b/lib/libc/net/name6.c index 4a6d518..51edfd5 100644 --- a/lib/libc/net/name6.c +++ b/lib/libc/net/name6.c @@ -997,7 +997,7 @@ getanswer(answer, anslen, qname, qtype, template, errp) const u_char *cp; int n; const u_char *eom, *erdata; - char *bp, **ap, **hap; + char *bp, **ap, **hap, *obp; int type, class, buflen, ancount, qdcount; int haveanswer, had_error; char tbuf[MAXDNAME]; @@ -1211,7 +1211,9 @@ getanswer(answer, anslen, qname, qtype, template, errp) bp += nn; buflen -= nn; } + obp = bp; /* ALIGN rounds up */ bp = (char *)ALIGN(bp); + buflen -= (bp - obp); DNS_FATAL(bp + n < &hostbuf[sizeof hostbuf]); DNS_ASSERT(hap < &h_addr_ptrs[MAXADDRS-1]); |
