Add header guard around malloc(0) returning NULL implementation

Make it safe to import the config multiple times without having
multiple definition errors.

(This prevents errors in the fuzzers in a later patch.)

Signed-off-by: Daniel Axtens <dja@axtens.net>
This commit is contained in:
Daniel Axtens 2021-09-30 17:19:34 +10:00 committed by Andrzej Kurek
parent 052deb941f
commit 09e34b78ee

View File

@ -21,6 +21,8 @@
#include "mbedtls/mbedtls_config.h"
#include <stdlib.h>
#ifndef MBEDTLS_PLATFORM_STD_CALLOC
static inline void *custom_calloc( size_t nmemb, size_t size )
{
if( nmemb == 0 || size == 0 )
@ -30,3 +32,4 @@ static inline void *custom_calloc( size_t nmemb, size_t size )
#define MBEDTLS_PLATFORM_MEMORY
#define MBEDTLS_PLATFORM_STD_CALLOC custom_calloc
#endif