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| H A D | tee_svc_cryp.c | 28aa35f5d9df4a9df841ca89fe1b0b21d595b4d7 Mon Jun 24 09:02:07 UTC 2019 Joakim Bech <joakim.bech@linaro.org> cryp: ensure that mode is cipher in syscall_cipher_init
When calling syscall_cipher_init there is no check being done that the
state coming from the TA has been initialized to a valid cipher state.
By checking the class we prevent an assert in cipher_ops.
Fixes: OP-TEE-2019-0020
Signed-off-by: Joakim Bech <joakim.bech@linaro.org>
Reported-by: Martijn Bogaard <bogaard@riscure.com>
Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Jens Wiklander <jens.wiklander@linaro.org>
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