media: gspca: dtcs033: use %*ph to print small buffer

Use %*ph format to print small buffer as hex string.

Remove newline at the end of the format string as it would be duplicated
by the one supplied as last argument.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Antonio Cardace <anto.cardace@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/usb/gspca/dtcs033.c b/drivers/media/usb/gspca/dtcs033.c
index cdf27cf0112a81f91dec0302c4fb72560e7e66ca..7654c8c08eda302a82c94a5f876cb019e050fd3d 100644 (file)
--- a/drivers/media/usb/gspca/dtcs033.c
+++ b/drivers/media/usb/gspca/dtcs033.c
@@ -76,12 +76,10 @@ static int reg_reqs(struct gspca_dev *gspca_dev,
                } else if (preq->bRequestType & USB_DIR_IN) {
 
                        gspca_dbg(gspca_dev, D_STREAM,
-                                 "USB IN (%d) returned[%d] %02X %02X %02X %s\n",
+                                 "USB IN (%d) returned[%d] %3ph %s",
                                  i,
                                  preq->wLength,
-                                 gspca_dev->usb_buf[0],
-                                 gspca_dev->usb_buf[1],
-                                 gspca_dev->usb_buf[2],
+                                 gspca_dev->usb_buf,
                                  preq->wLength > 3 ? "...\n" : "\n");
                }