prn 13 drivers/crypto/omap-aes.c #define prn(num) pr_debug(#num "=%d\n", num) prn 12 drivers/crypto/omap-des.c #define prn(num) printk(#num "=%d\n", num) prn 15 drivers/crypto/omap-des.c #define prn(num) do { } while (0)