staging: bcm2835-camera: Fix bogus compiler warnings regarding constants

In debug logging code, the compiler is warning about imposible
situations and size of constants not matching the format specifier.

This change fixes all three instances of this.
Signed-off-by: Michael Zoran <mzoran@crowfest.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h

@@ -125,7 +125,7 @@ int set_framerate_params(struct bm2835_mmal_dev *dev);
 {	\
 	v4l2_dbg(level, debug, dev,	\
 "%s: w %u h %u field %u pfmt 0x%x bpl %u sz_img %u colorspace 0x%x priv %u\n", \
-		!desc ? "" : desc,	\
+		desc,	\
 		(pix_fmt)->width, (pix_fmt)->height, (pix_fmt)->field,	\
 		(pix_fmt)->pixelformat, (pix_fmt)->bytesperline,	\
 		(pix_fmt)->sizeimage, (pix_fmt)->colorspace, (pix_fmt)->priv); \
@@ -135,7 +135,7 @@ int set_framerate_params(struct bm2835_mmal_dev *dev);
 	v4l2_dbg(level, debug, dev,	\
 "%s: w %u h %u l %u t %u  field %u chromakey %06X clip %p " \
 "clipcount %u bitmap %p\n", \
-		!desc ? "" : desc,	\
+		desc,	\
 		(win_fmt)->w.width, (win_fmt)->w.height, \
 		(win_fmt)->w.left, (win_fmt)->w.top, \
 		(win_fmt)->field,	\

drivers/staging/vc04_services/bcm2835-camera/mmal-vchiq.c

@@ -837,7 +837,8 @@ static int send_synchronous_mmal_msg(struct vchiq_mmal_instance *instance,
 	if (payload_len >
 	    (MMAL_MSG_MAX_SIZE - sizeof(struct mmal_msg_header))) {
 		pr_err("payload length %d exceeds max:%d\n", payload_len,
-		       (MMAL_MSG_MAX_SIZE - sizeof(struct mmal_msg_header)));
+		      (int)(MMAL_MSG_MAX_SIZE -
+			    sizeof(struct mmal_msg_header)));
 		return -EINVAL;
 	}