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hwrng: optee - Use UUID API for exporting the UUID

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There is export_uuid() function which exports uuid_t to the u8 array.
Use it instead of open coding variant.

This allows to hide the uuid_t internals.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Andy Shevchenko 2020-04-22 15:58:08 +03:00 committed by Herbert Xu
parent 18f1ca4685
commit 1c8414dadb
1 changed files with 1 additions and 1 deletions
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2
drivers/char/hw_random/optee-rng.c
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@ -226,7 +226,7 @@ static int optee_rng_probe(struct device *dev)
return -ENODEV;
/* Open session with hwrng Trusted App */
memcpy(sess_arg.uuid, rng_device->id.uuid.b, TEE_IOCTL_UUID_LEN);
export_uuid(sess_arg.uuid, &rng_device->id.uuid);
sess_arg.clnt_login = TEE_IOCTL_LOGIN_PUBLIC;
sess_arg.num_params = 0;