Commit 83eb412d authored by Richard Levitte's avatar Richard Levitte
Browse files

In realloc, don't destroy the old memory area if a new one couldn't be 

allocated.
Notified by Daniel Lucq <daniel@lucq.org>
parent 4d1c4431

crypto/mem.c

+7 −3
Original line number Diff line number Diff line
@@ -352,11 +352,15 @@ void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file, 
		realloc_debug_func(str, NULL, num, file, line, 0);

	ret=malloc_ex_func(num,file,line);

	if(ret)

		{

		memcpy(ret,str,old_len);

		OPENSSL_cleanse(str,old_len);

		free_func(str);

		}

#ifdef LEVITTE_DEBUG_MEM

	fprintf(stderr, "LEVITTE_DEBUG_MEM:         | 0x%p -> 0x%p (%d)\n", str, ret, num);

	fprintf(stderr,

		"LEVITTE_DEBUG_MEM:         | 0x%p -> 0x%p (%d)\n",

		str, ret, num);

#endif

	if (realloc_debug_func != NULL)

		realloc_debug_func(str, ret, num, file, line, 1);