From 4c916e8d74916ccaf0fce9600c03151f0b9e862e Mon Sep 17 00:00:00 2001 From: Paul Elliott Date: Sun, 19 Sep 2021 18:34:50 +0100 Subject: [PATCH] Improve comment on buffer clearing Signed-off-by: Paul Elliott --- library/psa_crypto.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/library/psa_crypto.c b/library/psa_crypto.c index 8af26d33b..b5efc2de0 100644 --- a/library/psa_crypto.c +++ b/library/psa_crypto.c @@ -3756,10 +3756,10 @@ psa_status_t psa_aead_finish( psa_aead_operation_t *operation, exit: /* In case the operation fails and the user fails to check for failure or - * the zero tag size, make sure the tag is set to something impossible. - * Even if the operation succeeds, make sure we set the rest of the - * buffer to something impossible to prevent potential leakage of - * anything previously placed in the same buffer.*/ + * the zero tag size, make sure the tag is set to something implausible. + * Even if the operation succeeds, make sure we clear the rest of the + * buffer to prevent potential leakage of anything previously placed in + * the same buffer.*/ if( status != PSA_SUCCESS ) memset( tag, '!', tag_size ); else if( *tag_length < tag_size )