Fix bug #19084 with 'C-x v +' in *vc-change-log* buffers.

 lisp/vc/vc.el (vc-deduce-fileset): Support invocation from
 *vc-change-log* buffer.

2 files changed, 8 insertions, 0 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 4169e838f0e..ffa38236b69 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-21  Eli Zaretskii  <eliz@gnu.org>
+
+        * vc/vc.el (vc-deduce-fileset): Support invocation from
+        *vc-change-log* buffer.  (Bug#19084)
+
 2014-11-13  Matthew Leach  <matthew@mattleach.net>
 
         * arc-mode.el (archive-visit-single-files): New.
diff --git a/lisp/vc/vc.el b/lisp/vc/vc.el
index c7e19a62bb2..90bf1f74f2d 100644
--- a/lisp/vc/vc.el
+++ b/lisp/vc/vc.el
@@ -999,6 +999,9 @@ current buffer."
       (if observer
           (vc-dired-deduce-fileset)
         (error "State changing VC operations not supported in `dired-mode'")))
+     ((and (derived-mode-p 'log-view-mode)
+           (setq backend (vc-responsible-backend default-directory)))
+      (list backend default-directory))
      ((setq backend (vc-backend buffer-file-name))
       (if state-model-only-files
         (list backend (list buffer-file-name)