742 	void *out_buf = NULL;  in step_symm_operation()  local
766 		out_buf = params[2].memref.buffer;  in step_symm_operation()
769 		if (out_size && !out_buf)  in step_symm_operation()
847 						out_buf, &out_size);  in step_symm_operation()
863 					   in_buf, in_size, out_buf, &out_size);  in step_symm_operation()
875 				out_buf = (char *)out_buf + out_size;  in step_symm_operation()
916 						  in_buf, in_size, out_buf,  in step_symm_operation()
963 				TEE_MemMove(out_buf, computed_mac, hmac_len);  in step_symm_operation()
1018 						out_buf, &out_size);  in step_symm_operation()
1030 			rc = tee_ae_encrypt_final(session, out_buf,  in step_symm_operation()
1041 			rc = tee_ae_decrypt_final(session, out_buf, &out_size);  in step_symm_operation()
1087 				      void **out_buf, uint32_t *out_size)  in derive_key_by_symm_enc()  argument
1122 		*out_buf = dest_buf;  in derive_key_by_symm_enc()
1133 				     void *out_buf, uint32_t *out_sz)  in wrap_data_by_symm_enc()  argument
1141 	uint8_t *tmp_buf = out_buf;  in wrap_data_by_symm_enc()
1188 				*out_sz += tmp_buf - (uint8_t *)out_buf;  in wrap_data_by_symm_enc()
1203 				  uint32_t data_sz, void **out_buf,  in unwrap_key_by_symm()  argument
1225 		*out_buf = TEE_Malloc(*out_sz, TEE_MALLOC_FILL_ZERO);  in unwrap_key_by_symm()
1226 		if (!*out_buf)  in unwrap_key_by_symm()
1230 					*out_buf, &tmp_sz);  in unwrap_key_by_symm()
1233 			TEE_Free(*out_buf);  in unwrap_key_by_symm()
1234 			*out_buf = NULL;  in unwrap_key_by_symm()