assert(cmnd->sg);
BUG_ON(!cmnd->sg);
static void cmnd_send_pdu(struct iscsi_conn *conn, struct iscsi_cmnd *cmnd){	u32 size;	if (!cmnd->pdu.datasize)		return;	size = (cmnd->pdu.datasize + 3) & -4;	assert(cmnd->sg);	__cmnd_send_pdu(conn, cmnd->sg, 0, size);}