From 9b3bd898421bd9fca5c88a3c3291d9f60df3bb69 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Mon, 28 Dec 2020 22:02:03 +0200 Subject: [PATCH] usb: gadget: u_serial: use %*ph to print small buffer Use %*ph format to print small buffer as hex string. Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20201228200203.58525-1-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/function/u_serial.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c index 2caccbb6e0140..768f883f486cd 100644 --- a/drivers/usb/gadget/function/u_serial.c +++ b/drivers/usb/gadget/function/u_serial.c @@ -258,9 +258,7 @@ __acquires(&port->port_lock) list_del(&req->list); req->zero = kfifo_is_empty(&port->port_write_buf); - pr_vdebug("ttyGS%d: tx len=%d, 0x%02x 0x%02x 0x%02x ...\n", - port->port_num, len, *((u8 *)req->buf), - *((u8 *)req->buf+1), *((u8 *)req->buf+2)); + pr_vdebug("ttyGS%d: tx len=%d, %3ph ...\n", port->port_num, len, req->buf); /* Drop lock while we call out of driver; completions * could be issued while we do so. Disconnection may