bash-completion: Add comments to remind about required arguments

diff --git a/builtin-fetch-pack.c b/builtin-fetch-pack.c
index 372bfa20a2eac978f7511f5d8d9296be789b527f..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;