162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci#include <linux/types.h> 362306a36Sopenharmony_ci#include <linux/errno.h> 462306a36Sopenharmony_ci#include <linux/uaccess.h> 562306a36Sopenharmony_ci 662306a36Sopenharmony_ciint 762306a36Sopenharmony_cistfd(void *frS, void *ea) 862306a36Sopenharmony_ci{ 962306a36Sopenharmony_ci#if 0 1062306a36Sopenharmony_ci#ifdef DEBUG 1162306a36Sopenharmony_ci printk("%s: S %p, ea %p: ", __func__, frS, ea); 1262306a36Sopenharmony_ci dump_double(frS); 1362306a36Sopenharmony_ci printk("\n"); 1462306a36Sopenharmony_ci#endif 1562306a36Sopenharmony_ci#endif 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci if (copy_to_user(ea, frS, sizeof(double))) 1862306a36Sopenharmony_ci return -EFAULT; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci return 0; 2162306a36Sopenharmony_ci} 22