{
        int drive = iminor(inode) & 3;
        static struct floppy_struct getprm;
+       void __user *argp = (void __user *)param;
 
        switch(cmd){
        case FDFMTBEG:
                getprm.head=unit[drive].type->heads;
                getprm.sect=unit[drive].dtype->sects * unit[drive].type->sect_mult;
                getprm.size=unit[drive].blocks;
-               if (copy_to_user((void *)param,
-                                (void *)&getprm,
-                                sizeof(struct floppy_struct)))
+               if (copy_to_user(argp, &getprm, sizeof(struct floppy_struct)))
                        return -EFAULT;
                break;
        case FDSETPRM:
                break;
 #ifdef RAW_IOCTL
        case IOCTL_RAW_TRACK:
-               if (copy_to_user((void *)param, raw_buf,
-                                unit[drive].type->read_size))
+               if (copy_to_user(argp, raw_buf, unit[drive].type->read_size))
                        return -EFAULT;
                else
                        return unit[drive].type->read_size;