drivers/tee/tee_core.c

292 	struct tee_shm *shm;
301 	shm = tee_shm_alloc_user_buf(ctx, data.size);
302 	if (IS_ERR(shm))
303 		return PTR_ERR(shm);
305 	data.id = shm->id;
306 	data.size = shm->size;
311 		ret = tee_shm_get_fd(shm);
318 	tee_shm_put(shm);
328 	struct tee_shm *shm;
337 	shm = tee_shm_register_user_buf(ctx, data.addr, data.length);
338 	if (IS_ERR(shm))
339 		return PTR_ERR(shm);
341 	data.id = shm->id;
342 	data.length = shm->size;
347 		ret = tee_shm_get_fd(shm);
353 	tee_shm_put(shm);
364 		struct tee_shm *shm;
403 				shm = tee_shm_get_from_id(ctx, ip.c);
404 				if (IS_ERR(shm))
405 					return PTR_ERR(shm);
413 				    (ip.a + ip.b) > shm->size) {
414 					tee_shm_put(shm);
419 				shm = NULL;
426 			params[n].u.memref.shm = shm;
536 			    params[n].u.memref.shm)
537 				tee_shm_put(params[n].u.memref.shm);
598 			    params[n].u.memref.shm)
599 				tee_shm_put(params[n].u.memref.shm);
657 			if (!p->u.memref.shm) {
659 				ip.c = (u64)-1; /* invalid shm id */
663 			ip.c = p->u.memref.shm->id;
764 			p->u.memref.shm = NULL;