media: flexcop-usb: Use min macro

Simplifies the code.

Found by cocci:
drivers/media/usb/b2c2/flexcop-usb.c:201:8-9: WARNING opportunity for min()

Link: https://lore.kernel.org/linux-media/[e-mail]
Signed-off-by: Ricardo Ribalda <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/usb/b2c2/flexcop-usb.c

···
 		return -EINVAL;
 	}
 	for (i = 0; i < len;) {
-		pagechunk =
-			wMax < bytes_left_to_read_on_page(addr, len) ?
-				wMax :
-				bytes_left_to_read_on_page(addr, len);
+		pagechunk = min(wMax, bytes_left_to_read_on_page(addr, len));
 		deb_info("%x\n",
 			(addr & V8_MEMORY_PAGE_MASK) |
 				(V8_MEMORY_EXTENDED*extended));