HID: sony: Print reversed MAC address via %pMR

Reversed MAC addresses can be printed directly using %pMR specifier.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Roderick Colenbrander <roderick.colenbranderer@sony.com>
Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-sony.c

@@ -2399,10 +2399,7 @@ static int sony_check_add(struct sony_sc *sc)
 		memcpy(sc->mac_address, &buf[1], sizeof(sc->mac_address));
 
 		snprintf(sc->hdev->uniq, sizeof(sc->hdev->uniq),
-			"%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
-			sc->mac_address[5], sc->mac_address[4],
-			sc->mac_address[3], sc->mac_address[2],
-			sc->mac_address[1], sc->mac_address[0]);
+			 "%pMR", sc->mac_address);
 	} else if ((sc->quirks & SIXAXIS_CONTROLLER_USB) ||
 			(sc->quirks & NAVIGATION_CONTROLLER_USB)) {
 		buf = kmalloc(SIXAXIS_REPORT_0xF2_SIZE, GFP_KERNEL);
@@ -2432,10 +2429,7 @@ static int sony_check_add(struct sony_sc *sc)
 			sc->mac_address[5-n] = buf[4+n];
 
 		snprintf(sc->hdev->uniq, sizeof(sc->hdev->uniq),
-			"%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
-			sc->mac_address[5], sc->mac_address[4],
-			sc->mac_address[3], sc->mac_address[2],
-			sc->mac_address[1], sc->mac_address[0]);
+			 "%pMR", sc->mac_address);
 	} else {
 		return 0;
 	}