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Remove redundant length-0 checks for incoming unprotected records

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Hanno Becker 2019-07-09 17:27:32 +01:00 committed by Manuel Pégourié-Gonnard
parent 1c26845777
commit 408a2742b3
1 changed files with 1 additions and 2 deletions
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3
library/ssl_tls.c
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@ -4854,8 +4854,7 @@ static int ssl_parse_record_header( mbedtls_ssl_context *ssl )
/* Check length against bounds of the current transform and version */ /* Check length against bounds of the current transform and version */
if( ssl->transform_in == NULL ) if( ssl->transform_in == NULL )
{ {
if( ssl->in_msglen < 1 || if( ssl->in_msglen > MBEDTLS_SSL_IN_CONTENT_LEN )
ssl->in_msglen > MBEDTLS_SSL_IN_CONTENT_LEN )
{ {
MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad message length" ) ); MBEDTLS_SSL_DEBUG_MSG( 1, ( "bad message length" ) );
return( MBEDTLS_ERR_SSL_INVALID_RECORD ); return( MBEDTLS_ERR_SSL_INVALID_RECORD );