Build the commit_list of parents by calling commit_list_append() twice
instead of allocating and linking the items by hand.  This makes the
code shorter and simpler.  Rename the commit_list from parent to parents
(plural) while at it because there are two of them.

Signed-off-by: Rene Scharfe <>
 builtin/merge.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/builtin/merge.c b/builtin/merge.c
index b49c310..f50270e 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -843,16 +843,14 @@ static void prepare_to_commit(struct commit_list 
 static int merge_trivial(struct commit *head, struct commit_list *remoteheads)
        unsigned char result_tree[20], result_commit[20];
-       struct commit_list *parent = xmalloc(sizeof(*parent));
+       struct commit_list *parents, **pptr = &parents;
-       parent->item = head;
-       parent->next = xmalloc(sizeof(*parent->next));
-       parent->next->item = remoteheads->item;
-       parent->next->next = NULL;
+       pptr = commit_list_append(head, pptr);
+       pptr = commit_list_append(remoteheads->item, pptr);
-       if (commit_tree(merge_msg.buf, merge_msg.len, result_tree, parent,
+       if (commit_tree(merge_msg.buf, merge_msg.len, result_tree, parents,
                        result_commit, NULL, sign_commit))
                die(_("failed to write commit object"));
        finish(head, remoteheads, result_commit, "In-index merge");

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