[nongnu] elpa/vc-fossil fe3e0d3 035/111: Enable vc-ediff to work. Thanks to folks who contributed in [8521322bc9]

[ELPA Syncer]

branch: elpa/vc-fossil
commit fe3e0d3e842c7b2814f1ec05a553bf89f4772284
Author: venkat <venkat>
Commit: venkat <venkat>

    Enable vc-ediff to work.  Thanks to folks who contributed in [8521322bc9]
---
 vc/el/vc-fossil.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vc/el/vc-fossil.el b/vc/el/vc-fossil.el
index 355b6bc..b26303e 100644
--- a/vc/el/vc-fossil.el
+++ b/vc/el/vc-fossil.el
@@ -203,7 +203,7 @@
 
 (defun vc-fossil-find-revision (file rev buffer)
   (apply #'vc-fossil-command buffer 0 file
-        "finfo" `(,@(if (string= rev "")
+        "finfo" `(,@(if (or (null rev) (string= rev ""))
                         '()
                       `("-r" ,rev)) "-p")))