From 1318a9419f2b6dae0318146cb9fe08d3f4ceb780 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 15 Feb 2018 18:54:38 +0000
Subject: [PATCH] git-debrebase: check head is clean before starting

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 git-debrebase | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/git-debrebase b/git-debrebase
index 5913aa33..70808da0 100755
--- a/git-debrebase
+++ b/git-debrebase
@@ -795,7 +795,10 @@ sub walk ($;$$) {
     return @r
 }
 
-sub get_head () { return git_rev_parse qw(HEAD); }
+sub get_head () {
+    git_check_unmodified();
+    return git_rev_parse qw(HEAD);
+}
 
 sub update_head ($$$) {
     my ($old, $new, $mrest) = @_;
@@ -929,7 +932,6 @@ sub record_ffq_prev () {
 }
 
 sub cmd_new_upstream_v0 () {
-    # tree should be clean and this is not checked
     # automatically and unconditionally launders before rebasing
     # if rebase --abort is used, laundering has still been done
 
-- 
2.30.2