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-rw-r--r--revision.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/revision.c b/revision.c
index 28b5f2e..7036cf2 100644
--- a/revision.c
+++ b/revision.c
@@ -1323,16 +1323,17 @@ static enum rewrite_result rewrite_one(struct rev_info *revs, struct commit **pp
static void remove_duplicate_parents(struct commit *commit)
{
- struct commit_list *p;
- struct commit_list **pp = &commit->parents;
+ struct commit_list **pp, *p;
/* Examine existing parents while marking ones we have seen... */
- for (p = commit->parents; p; p = p->next) {
+ pp = &commit->parents;
+ while ((p = *pp) != NULL) {
struct commit *parent = p->item;
- if (parent->object.flags & TMP_MARK)
+ if (parent->object.flags & TMP_MARK) {
+ *pp = p->next;
continue;
+ }
parent->object.flags |= TMP_MARK;
- *pp = p;
pp = &p->next;
}
/* ... and clear the temporary mark */