rerere: fix an off-by-one non-bug

diff --git a/git.c b/git.c
index 29268d2f8e528a49db89f880c2ce7dab4f6d4b71..6a255839e7163020533d89fc41280e2479eae4a8 100644 (file)
--- a/git.c
+++ b/git.c
@@ -204,10 +204,12 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
                                fprintf(stderr, "No directory given for -C.\n" );
                                usage(git_usage_string);
                        }
-                       if (chdir((*argv)[1]))
-                               die_errno("Cannot change to '%s'", (*argv)[1]);
-                       if (envchanged)
-                               *envchanged = 1;
+                       if ((*argv)[1][0]) {
+                               if (chdir((*argv)[1]))
+                                       die_errno("Cannot change to '%s'", (*argv)[1]);
+                               if (envchanged)
+                                       *envchanged = 1;
+                       }
                        (*argv)++;
                        (*argc)--;
                } else {