35 				  u8 *meas, u8 *add_data, struct uvio_attest *uvio_attest)  in uvio_build_uvcb_attest()  argument
37 	void __user *user_buf_arcb = (void __user *)uvio_attest->arcb_addr;  in uvio_build_uvcb_attest()
39 	if (copy_from_user(arcb, user_buf_arcb, uvio_attest->arcb_len))  in uvio_build_uvcb_attest()
46 	uvcb_attest->user_data_len = uvio_attest->user_data_len;  in uvio_build_uvcb_attest()
47 	memcpy(uvcb_attest->user_data, uvio_attest->user_data, sizeof(uvcb_attest->user_data));  in uvio_build_uvcb_attest()
48 	uvcb_attest->meas_len = uvio_attest->meas_len;  in uvio_build_uvcb_attest()
50 	uvcb_attest->add_data_len = uvio_attest->add_data_len;  in uvio_build_uvcb_attest()
59 					   struct uvio_attest *uvio_attest)  in uvio_copy_attest_result_to_user()  argument
61 	struct uvio_attest __user *user_uvio_attest = (void __user *)uv_ioctl->argument_addr;  in uvio_copy_attest_result_to_user()
62 	void __user *user_buf_add = (void __user *)uvio_attest->add_data_addr;  in uvio_copy_attest_result_to_user()
63 	void __user *user_buf_meas = (void __user *)uvio_attest->meas_addr;  in uvio_copy_attest_result_to_user()
66 	if (copy_to_user(user_buf_meas, measurement, uvio_attest->meas_len))  in uvio_copy_attest_result_to_user()
68 	if (add_data && copy_to_user(user_buf_add, add_data, uvio_attest->add_data_len))  in uvio_copy_attest_result_to_user()
75 static int get_uvio_attest(struct uvio_ioctl_cb *uv_ioctl, struct uvio_attest *uvio_attest)  in get_uvio_attest()  argument
79 	if (copy_from_user(uvio_attest, user_arg_buf, sizeof(*uvio_attest)))  in get_uvio_attest()
82 	if (uvio_attest->arcb_len > UVIO_ATT_ARCB_MAX_LEN)  in get_uvio_attest()
84 	if (uvio_attest->arcb_len == 0)  in get_uvio_attest()
86 	if (uvio_attest->meas_len > UVIO_ATT_MEASUREMENT_MAX_LEN)  in get_uvio_attest()
88 	if (uvio_attest->meas_len == 0)  in get_uvio_attest()
90 	if (uvio_attest->add_data_len > UVIO_ATT_ADDITIONAL_MAX_LEN)  in get_uvio_attest()
92 	if (uvio_attest->reserved136)  in get_uvio_attest()
132 	struct uvio_attest *uvio_attest = NULL;  in uvio_attestation()  local
139 	if (uv_ioctl->argument_len != sizeof(*uvio_attest))  in uvio_attestation()
143 	uvio_attest = kzalloc(sizeof(*uvio_attest), GFP_KERNEL);  in uvio_attestation()
144 	if (!uvio_attest)  in uvio_attestation()
147 	ret = get_uvio_attest(uv_ioctl, uvio_attest);  in uvio_attestation()
152 	arcb = kvzalloc(uvio_attest->arcb_len, GFP_KERNEL);  in uvio_attestation()
153 	measurement = kvzalloc(uvio_attest->meas_len, GFP_KERNEL);  in uvio_attestation()
157 	if (uvio_attest->add_data_len) {  in uvio_attestation()
158 		add_data = kvzalloc(uvio_attest->add_data_len, GFP_KERNEL);  in uvio_attestation()
167 	ret = uvio_build_uvcb_attest(uvcb_attest, arcb,  measurement, add_data, uvio_attest);  in uvio_attestation()
177 					      uvio_attest);  in uvio_attestation()
182 	kfree(uvio_attest);  in uvio_attestation()