Make restartable signature operations thread-safe

We copy the key from a slot to the operation object in _start.
_complete and _abort do not access any key slots, instead using
the local copy.

Concurrently using the same operation object is not thread-safe.

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
This commit is contained in:
Ryan Everett 2024-02-14 15:44:13 +00:00
parent fb9857ff9e
commit dcc03d552d

View file

@ -3371,7 +3371,7 @@ exit:
psa_sign_hash_abort_internal(operation);
}
unlock_status = psa_unregister_read(slot);
unlock_status = psa_unregister_read_under_mutex(slot);
if (unlock_status != PSA_SUCCESS) {
operation->error_occurred = 1;