On Sun, 3 Jan 2021 22:23:09 +0200 Jouni Seppänen wrote: > if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) > - delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus); > + delayed_ndp_size = ctx->max_ndp_size + > + max((u32)ctx->tx_ndp_modulus, > + (u32)ctx->tx_modulus + ctx->tx_remainder) - 1; Let's use max_t, like Bjorn suggested.