Wall Street banks have found a U.S. review of their junk-rated loans to have yielded similar results to last year, easing some concern among bankers about a crackdown on one of their most lucrative businesses. The Office of the Comptroller of Currency, the Federal Reserve and the Federal Deposit Insurance Corp, in an annual process called the Shared National Credit (SNC) review, examined bank portfolios for compliance with guidelines on leveraged loans that limit how much debt a company can take on.