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Add a comment regarding remaining space check

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Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
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Andrzej Kurek 2020-07-17 05:49:47 -04:00
parent c3b69edd2f
commit 3403969645
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GPG Key ID: 89A90840DC388527
1 changed files with 1 additions and 0 deletions
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library/pk.c
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@ -659,6 +659,7 @@ static int asn1_write_mpibuf( unsigned char **p, unsigned char *start,
len += 1; len += 1;
} }
/* Ensure that there is still space for len and ASN1_INTEGER */
if( ( *p - start ) < 2 ) if( ( *p - start ) < 2 )
return( MBEDTLS_ERR_ASN1_BUF_TOO_SMALL ); return( MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );