bash-completion: Add comments to remind about required arguments

diff --git a/builtin-fetch-pack.c b/builtin-fetch-pack.c
index fa3c936493cc0b139edf3e4e8154569f453afc02..67fb80ec48d6d8f0327628afd86fb366d8f97617 100644 (file)
--- a/builtin-fetch-pack.c
+++ b/builtin-fetch-pack.c
@@ -780,7 +780,8 @@ struct ref *fetch_pack(struct fetch_pack_args *my_args,
        struct ref *ref_cpy;
 
        fetch_pack_setup();
-       memcpy(&args, my_args, sizeof(args));
+       if (&args != my_args)
+               memcpy(&args, my_args, sizeof(args));
        if (args.depth > 0) {
                if (stat(git_path("shallow"), &st))
                        st.st_mtime = 0;
@@ -813,7 +814,8 @@ struct ref *fetch_pack(struct fetch_pack_args *my_args,
                          )
                        die("shallow file was changed during fetch");
 
-               fd = hold_lock_file_for_update(&lock, shallow, 1);
+               fd = hold_lock_file_for_update(&lock, shallow,
+                                              LOCK_DIE_ON_ERROR);
                if (!write_shallow_commits(fd, 0)) {
                        unlink(shallow);
                        rollback_lock_file(&lock);