diff options
| author |   Jens Wiklander <jens.wiklander@linaro.org> | 2022-02-04 10:33:57 +0100 |
|---|---|---|
| committer | Jens Wiklander <jens.wiklander@linaro.org> | 2022-02-16 07:49:41 +0100 |
| commit | 231b1fc5da094b7185715f536ae33968469f1d96 (patch) | |
| tree | 4b84075aab868585176ffc7684d190ce35a101bd /security/keys | |
| parent | tee: add tee_shm_register_{user,kernel}_buf() (diff) | |
| download | linux-dev-231b1fc5da094b7185715f536ae33968469f1d96.tar.xz linux-dev-231b1fc5da094b7185715f536ae33968469f1d96.zip | |
KEYS: trusted: tee: use tee_shm_register_kernel_buf()
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>
Diffstat (limited to 'security/keys')
| -rw-r--r-- | security/keys/trusted-keys/trusted_tee.c | 23 |
1 files 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); |