print unlink(2) errno in copy_or_link_directory

diff --git a/ll-merge.c b/ll-merge.c
index fa2ca5250c75a0d335570a3a3c71b20ebd0b42fa..81c02ad0531e98379d8cd11dc7c2d70214d67fb4 100644 (file)
--- a/ll-merge.c
+++ b/ll-merge.c
@@ -219,7 +219,7 @@ static int ll_ext_merge(const struct ll_merge_driver *fn,
        close(fd);
  bad:
        for (i = 0; i < 3; i++)
-               unlink(temp[i]);
+               unlink_or_warn(temp[i]);
        strbuf_release(&cmd);
        return status;
 }