Eliminate the following coccicheck warnings:
./drivers/block/ublk_drv.c:1467:2-3: Unneeded semicolon
./drivers/block/ublk_drv.c:1528:2-3: Unneeded semicolon
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20220718015431.40185-1-yang.lee@linux.alibaba.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
                        return -EINVAL;
                if (!header->addr)
                        return -EINVAL;
-       };
+       }
 
        return 0;
 }
                break;
        default:
                break;
-       };
+       }
  out:
        io_uring_cmd_done(cmd, ret, 0);
        pr_devel("%s: cmd done ret %d cmd_op %x, dev id %d qid %d\n",