lisp/gnus/message.el (message-send-mail-with-sendmail): Don't kill error buffer if sending fails

lisp/gnus/ChangeLog

+2013-12-03  Vitalie Spinu  <spinuvit@gmail.com>  (tiny change)
+
+	* message.el (message-send-mail-with-sendmail):
+	Don't kill error buffer if sending fails.
+
 2013-11-28  Jan Tatarik  <jan.tatarik@gmail.com>
 	* gnus-icalendar.el (gnus-icalendar-event-from-ical)

lisp/gnus/message.el

@@ -4739,7 +4739,9 @@ that instead."
 			    (list resend-to-addresses)
 			  '("-t"))))))
 	    (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
-              (if errbuf (pop-to-buffer errbuf))
+	      (when errbuf
+		(pop-to-buffer errbuf)
+		(setq errbuf nil))
 	      (error "Sending...failed with exit value %d" cpr)))
 	  (when message-interactive
 	    (with-current-buffer errbuf