Uses the new simplified tee_shm_register_kernel_buf() function instead of the old tee_shm_alloc() function which required specific TEE_SHM-flags
Reviewed-by: Sumit Garg sumit.garg@linaro.org Signed-off-by: Jens Wiklander jens.wiklander@linaro.org --- security/keys/trusted-keys/trusted_tee.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-)
diff --git a/security/keys/trusted-keys/trusted_tee.c b/security/keys/trusted-keys/trusted_tee.c index 2ce66c199e1d..c8626686ee1b 100644 --- a/security/keys/trusted-keys/trusted_tee.c +++ b/security/keys/trusted-keys/trusted_tee.c @@ -70,17 +70,15 @@ static int trusted_tee_seal(struct trusted_key_payload *p, char *datablob) memset(&inv_arg, 0, sizeof(inv_arg)); memset(¶m, 0, sizeof(param));
- reg_shm_in = tee_shm_register(pvt_data.ctx, (unsigned long)p->key, - p->key_len, TEE_SHM_DMA_BUF | - TEE_SHM_KERNEL_MAPPED); + reg_shm_in = tee_shm_register_kernel_buf(pvt_data.ctx, p->key, + p->key_len); if (IS_ERR(reg_shm_in)) { dev_err(pvt_data.dev, "key shm register failed\n"); return PTR_ERR(reg_shm_in); }
- reg_shm_out = tee_shm_register(pvt_data.ctx, (unsigned long)p->blob, - sizeof(p->blob), TEE_SHM_DMA_BUF | - TEE_SHM_KERNEL_MAPPED); + reg_shm_out = tee_shm_register_kernel_buf(pvt_data.ctx, p->blob, + sizeof(p->blob)); if (IS_ERR(reg_shm_out)) { dev_err(pvt_data.dev, "blob shm register failed\n"); ret = PTR_ERR(reg_shm_out); @@ -131,17 +129,15 @@ static int trusted_tee_unseal(struct trusted_key_payload *p, char *datablob) memset(&inv_arg, 0, sizeof(inv_arg)); memset(¶m, 0, sizeof(param));
- reg_shm_in = tee_shm_register(pvt_data.ctx, (unsigned long)p->blob, - p->blob_len, TEE_SHM_DMA_BUF | - TEE_SHM_KERNEL_MAPPED); + reg_shm_in = tee_shm_register_kernel_buf(pvt_data.ctx, p->blob, + p->blob_len); if (IS_ERR(reg_shm_in)) { dev_err(pvt_data.dev, "blob shm register failed\n"); return PTR_ERR(reg_shm_in); }
- reg_shm_out = tee_shm_register(pvt_data.ctx, (unsigned long)p->key, - sizeof(p->key), TEE_SHM_DMA_BUF | - TEE_SHM_KERNEL_MAPPED); + reg_shm_out = tee_shm_register_kernel_buf(pvt_data.ctx, p->key, + sizeof(p->key)); if (IS_ERR(reg_shm_out)) { dev_err(pvt_data.dev, "key shm register failed\n"); ret = PTR_ERR(reg_shm_out); @@ -192,8 +188,7 @@ static int trusted_tee_get_random(unsigned char *key, size_t key_len) memset(&inv_arg, 0, sizeof(inv_arg)); memset(¶m, 0, sizeof(param));
- reg_shm = tee_shm_register(pvt_data.ctx, (unsigned long)key, key_len, - TEE_SHM_DMA_BUF | TEE_SHM_KERNEL_MAPPED); + reg_shm = tee_shm_register_kernel_buf(pvt_data.ctx, key, key_len); if (IS_ERR(reg_shm)) { dev_err(pvt_data.dev, "key shm register failed\n"); return PTR_ERR(reg_shm);