do not return a revision for dirty edit buffers

1 files changed, 2 insertions, 2 deletions

diff --git a/edit.c b/edit.c
index 8376e35..778cc87 100644
--- a/edit.c
+++ b/edit.c
@@ -82,8 +82,8 @@ log_delete(Log *l, Buf *b, unsigned p0, unsigned p1)
 unsigned
 log_revision(Log *l)
 {
-	while (l->type != Commit)
-		l = l->next;
+	if (l->type != Commit)
+		return 0;
 	return l->p0;
 }