[PATCH 1/2] revision: clear the topo-walk flags in reset_revision_walk

[Mike Hommey <mh@glandium.org>]

Not doing so can lead to wrong topo-walks when using the revision walk API
consecutively.

Signed-off-by: Mike Hommey <mh@glandium.org>
---
 revision.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

As mentioned in 20191108025007.bphr7ynvskeoe6tb@glandium.org, it feels
like maybe TOPO_WALK_EXPLORED and TOPO_WALK_INDEGREE should be in
ALL_REV_FLAGS too?

diff --git a/revision.c b/revision.c
index 0e39b2b8a5..765a56ae33 100644
--- a/revision.c
+++ b/revision.c
@@ -3098,7 +3098,7 @@ static void set_children(struct rev_info *revs)
 
 void reset_revision_walk(void)
 {
-	clear_object_flags(SEEN | ADDED | SHOWN);
+	clear_object_flags(SEEN | ADDED | SHOWN | TOPO_WALK_EXPLORED | TOPO_WALK_INDEGREE);
 }
 
 static int mark_uninteresting(const struct object_id *oid,
-- 
2.24.0.dirty