commit: fix memory leak in `reduce_heads()`

We don't free the temporary scratch space we use with
`remove_redundant()`. Free it similar to how we do it in
`get_merge_bases_many_0()`.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
Reviewed-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/commit.c b/commit.c
index d3150d627071316accafb7d9c69b5988050f4a8e..f73976bcc9bafe6de3b7d91e12aff1308b0c9210 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -1080,6 +1080,7 @@ struct commit_list *reduce_heads(struct commit_list *heads)
        num_head = remove_redundant(array, num_head);
        for (i = 0; i < num_head; i++)
                tail = &commit_list_insert(array[i], tail)->next;
+       free(array);
        return result;
 }