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Comment on locking strategy in psa_fail_key_creation

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Signed-off-by: Ryan Everett <ryan.everett@arm.com>
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Ryan Everett 2024-02-14 11:36:41 +00:00
parent 3d8118d9dc
commit 73feaf2682
1 changed files with 3 additions and 0 deletions
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3
library/psa_crypto.c
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@ -1900,6 +1900,9 @@ static void psa_fail_key_creation(psa_key_slot_t *slot,
} }
#if defined(MBEDTLS_THREADING_C) #if defined(MBEDTLS_THREADING_C)
/* If the lock operation fails we still wipe the slot.
* Operations will no longer work after a failed lock,
* but we still need to wipe the slot of confidential data. */
mbedtls_mutex_lock(&mbedtls_threading_key_slot_mutex); mbedtls_mutex_lock(&mbedtls_threading_key_slot_mutex);
#endif #endif