(url-http-find-free-connection): Handle url-open-stream returning nil.

lisp/url/ChangeLog

@@ -1,3 +1,8 @@
+2006-10-12  Magnus Henoch  <mange@freemail.hu>
+
+	* url-http.el (url-http-find-free-connection): Handle
+	url-open-stream returning nil.
+
 2006-10-11  Magnus Henoch  <mange@freemail.hu>
 
 	* url-https.el: Remove (clashes with url-http on 8+3 systems).

lisp/url/url-http.el

@@ -123,8 +123,10 @@ request.")
            ;; like authentication.  But we use another buffer afterwards.
            (unwind-protect
                (let ((proc (url-open-stream host buf host port)))
-                 ;; Drop the temp buffer link before killing the buffer.
-                 (set-process-buffer proc nil)
+		 ;; url-open-stream might return nil.
+		 (when (processp proc)
+		   ;; Drop the temp buffer link before killing the buffer.
+		   (set-process-buffer proc nil))
                  proc)
              (kill-buffer buf)))))))