Remove trailing whitespace.

[gnus] / lisp / hashcash.el

diff --git a/lisp/hashcash.el b/lisp/hashcash.el
index d4d556a..7382345 100644 (file)
--- a/lisp/hashcash.el
+++ b/lisp/hashcash.el
@@ -238,15 +238,16 @@ Only start calculation.  Results are inserted when ready."
        (hashcash-insert-payment-async-2 ,(current-buffer) process payment)))))
 
 (defun hashcash-insert-payment-async-2 (buffer process pay)
-  (with-current-buffer buffer
-    (save-excursion
-      (save-restriction
-       (setq hashcash-process-alist (delq
-                                     (assq process hashcash-process-alist)
-                                     hashcash-process-alist))
-       (message-goto-eoh)
-       (when pay
-         (insert-before-markers "X-Hashcash: " pay))))))
+  (when (buffer-live-p buffer)
+    (with-current-buffer buffer
+      (save-excursion
+       (save-restriction
+         (setq hashcash-process-alist (delq
+                                       (assq process hashcash-process-alist)
+                                       hashcash-process-alist))
+         (message-goto-eoh)
+         (when pay
+           (insert-before-markers "X-Hashcash: " pay)))))))
 
 (defun hashcash-cancel-async (&optional buffer)
   "Delete any hashcash processes associated with BUFFER.