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Use condition for not sensitive data

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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
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Gabor Mezei 2021-10-18 16:12:45 +02:00
parent eab90bcc36
commit 7013f62ee5
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GPG Key ID: 106F5A41ECC305BD
1 changed files with 2 additions and 3 deletions
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library/constant_time.c
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@ -588,9 +588,8 @@ int mbedtls_cf_rsaes_pkcs1_v15_unpadding( size_t ilen,
size_t plaintext_size = 0; size_t plaintext_size = 0;
unsigned output_too_large; unsigned output_too_large;
plaintext_max_size = mbedtls_cf_size_if( output_max_len > ilen - 11, plaintext_max_size = ( output_max_len > ilen - 11 ) ? ilen - 11
ilen - 11, : output_max_len;
output_max_len );
/* Check and get padding length in constant time and constant /* Check and get padding length in constant time and constant
* memory trace. The first byte must be 0. */ * memory trace. The first byte must be 0. */