(wid-edit): Require.

[gnus] / lisp / dns.el

diff --git a/lisp/dns.el b/lisp/dns.el
index 4de3f3c..05b2f73 100644 (file)
--- a/lisp/dns.el
+++ b/lisp/dns.el
@@ -1,5 +1,6 @@
 ;;; dns.el --- Domain Name Service lookups
-;; Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+
+;; Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: network
@@ -18,8 +19,8 @@
 
 ;; You should have received a copy of the GNU General Public License
 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
 
 ;;; Commentary:
 
@@ -403,10 +404,11 @@ If REVERSEP, look up an IP address."
            (decf times step))
          (ignore-errors
            (delete-process process))
-         (when tcp-p
+         (when (and tcp-p
+                    (>= (buffer-size) 2))
            (goto-char (point-min))
            (delete-region (point) (+ (point) 2)))
-         (unless (zerop (buffer-size))
+         (when (>= (buffer-size) 2)
            (let ((result (dns-read (buffer-string))))
              (if fullp
                  result