tegra_ccm_add_padding
offset += tegra_ccm_add_padding(rctx->inbuf.buf + offset,
offset += tegra_ccm_add_padding(rctx->inbuf.buf + offset, rctx->cryptlen);
offset += tegra_ccm_add_padding(rctx->inbuf.buf + offset, rctx->authsize);
offset += tegra_ccm_add_padding(rctx->inbuf.buf + offset, rctx->cryptlen);