HID: sony: remove redundant check for -ve err

err is being checked for failure each time it is being updated
so this err check is totally redundant and can be removed

Detected with CoverityScan, CID#1420665 ("Logically dead code")

Signed-off-by: Colin Ian King <[e-mail]>
Reviewed-by: Benjamin Tissoires <[e-mail]>
Signed-off-by: Jiri Kosina <[e-mail]>

drivers/hid/hid-sony.c

···
 		ret = 0;
 	}
 
-	if (ret < 0)
-		goto err_stop;
-
 	if (sc->quirks & SONY_LED_SUPPORT) {
 		ret = sony_leds_init(sc);
 		if (ret < 0)