Merge branch 'maint'

* maint:
  Whip post 1.5.3.4 maintenance series into shape.
  rebase -i: use diff plumbing instead of porcelain
  Do not remove distributed configure script
  git-archive: document --exec
  git-reflog: document --verbose
  git-config: handle --file option with relative pathname properly
  clear_commit_marks(): avoid deep recursion
  git add -i: Remove unused variables
  git add -i: Fix parsing of abbreviated hunk headers
  git-config: don't silently ignore options after --list
  Clean up "git log" format with DIFF_FORMAT_NO_OUTPUT
  Fix embarrassing "git log --follow" bug

Conflicts:

	RelNotes
	git-rebase--interactive.sh

1 files changed, 14 insertions, 9 deletions

diff --git a/commit.c b/commit.c
index 20fb2209c..ac24266e9 100644
--- a/commit.c
+++ b/commit.c
@@ -441,17 +441,22 @@ struct commit *pop_most_recent_commit(struct commit_list **list,
 
 void clear_commit_marks(struct commit *commit, unsigned int mark)
 {
-	struct commit_list *parents;
+	while (commit) {
+		struct commit_list *parents;
 
-	commit->object.flags &= ~mark;
-	parents = commit->parents;
-	while (parents) {
-		struct commit *parent = parents->item;
+		if (!(mark & commit->object.flags))
+			return;
 
-		/* Have we already cleared this? */
-		if (mark & parent->object.flags)
-			clear_commit_marks(parent, mark);
-		parents = parents->next;
+		commit->object.flags &= ~mark;
+
+		parents = commit->parents;
+		if (!parents)
+			return;
+
+		while ((parents = parents->next))
+			clear_commit_marks(parents->item, mark);
+
+		commit = commit->parents->item;
 	}
 }