Commit e7ddab08 authored by Jens Wiklander's avatar Jens Wiklander
Browse files

hwrng: optee-rng: use tee_shm_alloc_kernel_buf() 



Uses the new simplified tee_shm_alloc_kernel_buf() function instead of
the old deprecated tee_shm_alloc() function which required specific
TEE_SHM-flags.

Reviewed-by: default avatarSumit Garg <sumit.garg@linaro.org>
Signed-off-by: default avatarJens Wiklander <jens.wiklander@linaro.org>
parent aceeafef

drivers/char/hw_random/optee-rng.c

+3 −3
Original line number Original line Diff line number Diff line
@@ -145,10 +145,10 @@ static int optee_rng_init(struct hwrng *rng) 
	struct optee_rng_private *pvt_data = to_optee_rng_private(rng);

	struct optee_rng_private *pvt_data = to_optee_rng_private(rng);

	struct tee_shm *entropy_shm_pool = NULL;

	struct tee_shm *entropy_shm_pool = NULL;





	entropy_shm_pool = tee_shm_alloc(pvt_data->ctx, MAX_ENTROPY_REQ_SZ,

	entropy_shm_pool = tee_shm_alloc_kernel_buf(pvt_data->ctx,

					 TEE_SHM_MAPPED | TEE_SHM_DMA_BUF);

						    MAX_ENTROPY_REQ_SZ);

	if (IS_ERR(entropy_shm_pool)) {

	if (IS_ERR(entropy_shm_pool)) {

		dev_err(pvt_data->dev, "tee_shm_alloc failed\n");

		dev_err(pvt_data->dev, "tee_shm_alloc_kernel_buf failed\n");

		return PTR_ERR(entropy_shm_pool);

		return PTR_ERR(entropy_shm_pool);

	}

	}