Merge "usb: f_fs: Avoid invalid pointer access in ffs_fs_get_tree"

		return invalf(fc, "No source specified");

	ffs = ffs_data_new(fc->source);

	if (unlikely(!ffs))

	if (IS_ERR_OR_NULL(ffs)) {

		if (!ffs)

			return -ENOMEM;

		else

			return PTR_ERR(ffs);

	}

	ffs->file_perms = ctx->perms;

	ffs->no_disconnect = ctx->no_disconnect;