interpret_nth_last_branch(): avoid traversing the reflog twice

diff --git a/git.c b/git.c
index 940a498962ceb06a1dba85547d61ad62bb81a499..a53e24feae183b77986947f9b120a02bc1c18113 100644 (file)
--- a/git.c
+++ b/git.c
@@ -158,7 +158,7 @@ static int handle_alias(int *argcp, const char ***argv)
                        if (ret >= 0 && WIFEXITED(ret) &&
                            WEXITSTATUS(ret) != 127)
                                exit(WEXITSTATUS(ret));
-                       die("Failed to run '%s' when expanding alias '%s'\n",
+                       die("Failed to run '%s' when expanding alias '%s'",
                            alias_string + 1, alias_command);
                }
                count = split_cmdline(alias_string, &new_argv);
@@ -428,9 +428,8 @@ int main(int argc, const char **argv)
         * name, and the dirname as the default exec_path
         * if we don't have anything better.
         */
-       do
-               --slash;
-       while (cmd <= slash && !is_dir_sep(*slash));
+       while (cmd <= slash && !is_dir_sep(*slash))
+               slash--;
        if (cmd <= slash) {
                *slash++ = 0;
                git_set_argv0_path(cmd);