Re: The empty string is not a valid host name
Florian Obser <[email protected]>
| Newsgroups | gmane.os.openbsd.tech |
|---|---|
| Message-ID | <[email protected]> |
On 2026-04-11 10:42 +02, Florian Obser <[email protected]> wrote: > I've spotted this while working on something else. > > OK? > Going through diffs that didn't make release. OK? diff --git lib/libc/net/res_comp.c lib/libc/net/res_comp.c index ce9f92ae771..43d50f93c2b 100644 --- lib/libc/net/res_comp.c +++ lib/libc/net/res_comp.c @@ -348,6 +348,9 @@ __res_hnok(const char *dn) { int pch = PERIOD, ch = *dn++; + if (ch == '\0') + return (0); + while (ch != '\0') { int nch = *dn++; -- In my defence, I have been left unsupervised.