Lines Matching refs:param_kernel
1849 static int copy_params(struct dm_ioctl __user *user, struct dm_ioctl *param_kernel, in copy_params() argument
1857 if (copy_from_user(param_kernel, user, minimum_data_size)) in copy_params()
1860 if (param_kernel->data_size < minimum_data_size) { in copy_params()
1862 param_kernel->data_size); in copy_params()
1866 secure_data = param_kernel->flags & DM_SECURE_DATA_FLAG; in copy_params()
1871 dmi = param_kernel; in copy_params()
1883 dmi = kvmalloc(param_kernel->data_size, GFP_KERNEL | __GFP_HIGH); in copy_params()
1887 if (secure_data && clear_user(user, param_kernel->data_size)) in copy_params()
1895 memcpy(dmi, param_kernel, minimum_data_size); in copy_params()
1898 param_kernel->data_size - minimum_data_size)) in copy_params()
1902 if (secure_data && clear_user(user, param_kernel->data_size)) in copy_params()
1909 free_params(dmi, param_kernel->data_size, *param_flags); in copy_params()
1954 struct dm_ioctl param_kernel; in ctl_ioctl() local
1988 r = copy_params(user, ¶m_kernel, ioctl_flags, ¶m, ¶m_flags); in ctl_ioctl()