do not refuse valid IPv6 addresses in -X connect (HTTP CONNECT proxy)

support. Identified by Wilmer van der Gaast, ok millert@

diff --git a/usr.bin/nc/socks.c b/usr.bin/nc/socks.c
index 9766be7..7c7448c 100644 (file)
--- a/usr.bin/nc/socks.c
+++ b/usr.bin/nc/socks.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: socks.c,v 1.30 2019/11/04 17:33:28 millert Exp $      */
+/*     $OpenBSD: socks.c,v 1.31 2022/06/08 20:20:26 djm Exp $  */
 
 /*
  * Copyright (c) 1999 Niklas Hallqvist.  All rights reserved.
@@ -321,7 +321,7 @@ socks_connect(const char *host, const char *port,
                /* HTTP proxy CONNECT */
 
                /* Disallow bad chars in hostname */
-               if (strcspn(host, "\r\n\t []:") != strlen(host))
+               if (strcspn(host, "\r\n\t []") != strlen(host))
                        errx(1, "Invalid hostname");
 
                /* Try to be sane about numeric IPv6 addresses */