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Merge pull request #222 from jainvikas8/zeroize-check

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Check for zero length and NULL buffer pointer.
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Jaeden Amero 2019-09-05 17:35:40 +01:00 committed by GitHub
parent c12cb5236b 52fa174a5a
commit 595643c514
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1 changed files with 4 additions and 1 deletions
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library/platform_util.c
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@ -72,7 +72,10 @@ static void * (* const volatile memset_func)( void *, int, size_t ) = memset;
void mbedtls_platform_zeroize( void *buf, size_t len )
{
memset_func( buf, 0, len );
MBEDTLS_INTERNAL_VALIDATE( len == 0 || buf != NULL );
if( len > 0 )
memset_func( buf, 0, len );
}
#endif /* MBEDTLS_PLATFORM_ZEROIZE_ALT */