X-Git-Url: https://git.distorted.org.uk/~mdw/stgit/blobdiff_plain/01f76ccd02493effc275265ddf3b3f567eedd917..e3960931aafc4841588b0a39d74dfaf768c9219b:/stgit/commands/diff.py

diff --git a/stgit/commands/diff.py b/stgit/commands/diff.py
index d765784..caa3c5b 100644
--- a/stgit/commands/diff.py
+++ b/stgit/commands/diff.py
@@ -56,11 +56,11 @@ def func(parser, options, args):
         rev_list_len = len(rev_list)
         if rev_list_len == 1:
             rev = rev_list[0]
-            if rev[-1] == '/':
+            if rev.endswith('/'):
                 # the whole patch
-                rev = rev[:-1]
-                if rev[-1] == '/':
-                    rev = rev[:-1]
+                rev = strip_suffix('/', rev)
+                if rev.endswith('/'):
+                    rev = strip_suffix('/', rev)
                 rev1 = rev + '//bottom'
                 rev2 = rev + '//top'
             else: