crypto/mem.c:330: error: NULL_DEREFERENCE
  pointer `ret` last assigned on line 328 could be null and is dereferenced by call to `strcpy()` at line 330, column 2.
Showing all 16 steps of the trace


crypto/mem.c:326:1: start of procedure CRYPTO_strdup()
324.   	return ret;
325.   	}
326. > char *CRYPTO_strdup(const char *str, const char *file, int line)
327.   	{
328.   	char *ret = CRYPTO_malloc(strlen(str)+1, file, line);

crypto/mem.c:328:2: 
326.   char *CRYPTO_strdup(const char *str, const char *file, int line)
327.   	{
328. > 	char *ret = CRYPTO_malloc(strlen(str)+1, file, line);
329.   
330.   	strcpy(ret, str);

crypto/mem.c:295:1: start of procedure CRYPTO_malloc()
  293.   	}
  294.   
  295. > void *CRYPTO_malloc(int num, const char *file, int line)
  296.   	{
  297.   	void *ret = NULL;

crypto/mem.c:297:2: 
  295.   void *CRYPTO_malloc(int num, const char *file, int line)
  296.   	{
  297. > 	void *ret = NULL;
  298.   
  299.   	if (num <= 0) return NULL;

crypto/mem.c:299:6: Taking false branch
  297.   	void *ret = NULL;
  298.   
  299.   	if (num <= 0) return NULL;
              ^
  300.   
  301.   	allow_customize = 0;

crypto/mem.c:301:2: 
  299.   	if (num <= 0) return NULL;
  300.   
  301. > 	allow_customize = 0;
  302.   	if (malloc_debug_func != NULL)
  303.   		{

crypto/mem.c:302:6: Taking true branch
  300.   
  301.   	allow_customize = 0;
  302.   	if (malloc_debug_func != NULL)
              ^
  303.   		{
  304.   		allow_customize_debug = 0;

crypto/mem.c:304:3: 
  302.   	if (malloc_debug_func != NULL)
  303.   		{
  304. > 		allow_customize_debug = 0;
  305.   		malloc_debug_func(NULL, num, file, line, 0);
  306.   		}

crypto/mem.c:305:3: Skipping __function_pointer__(): unresolved function pointer
  303.   		{
  304.   		allow_customize_debug = 0;
  305.   		malloc_debug_func(NULL, num, file, line, 0);
           ^
  306.   		}
  307.   	ret = malloc_ex_func(num,file,line);

crypto/mem.c:307:2: Skipping __function_pointer__(): unresolved function pointer
  305.   		malloc_debug_func(NULL, num, file, line, 0);
  306.   		}
  307.   	ret = malloc_ex_func(num,file,line);
          ^
  308.   #ifdef LEVITTE_DEBUG_MEM
  309.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);

crypto/mem.c:311:6: Taking true branch
  309.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);
  310.   #endif
  311.   	if (malloc_debug_func != NULL)
              ^
  312.   		malloc_debug_func(ret, num, file, line, 1);
  313.   

crypto/mem.c:312:3: Skipping __function_pointer__(): unresolved function pointer
  310.   #endif
  311.   	if (malloc_debug_func != NULL)
  312.   		malloc_debug_func(ret, num, file, line, 1);
           ^
  313.   
  314.   #ifndef OPENSSL_CPUID_OBJ

crypto/mem.c:318:12: Taking false branch
  316.            * sanitisation function can't be optimised out. NB: We only do
  317.            * this for >2Kb so the overhead doesn't bother us. */
  318.           if(ret && (num > 2048))
                    ^
  319.   	{	extern unsigned char cleanse_ctr;
  320.                   ((unsigned char *)ret)[0] = cleanse_ctr;

crypto/mem.c:324:2: 
  322.   #endif
  323.   
  324. > 	return ret;
  325.   	}
  326.   char *CRYPTO_strdup(const char *str, const char *file, int line)

crypto/mem.c:325:2: return from a call to CRYPTO_malloc
  323.   
  324.   	return ret;
  325.   	}
          ^
  326.   char *CRYPTO_strdup(const char *str, const char *file, int line)
  327.   	{

crypto/mem.c:330:2: 
328.   	char *ret = CRYPTO_malloc(strlen(str)+1, file, line);
329.   
330. > 	strcpy(ret, str);
331.   	return ret;
332.   	}

char *CRYPTO_strdup(const char *str, const char *file, int line)
	{
	char *ret = CRYPTO_malloc(strlen(str)+1, file, line);
	strcpy(ret, str);
	return ret;
	}
['char *CRYPTO_strdup(const char *str, const char *file, int line)\n\t{\n\tchar *ret = CRYPTO_malloc(strlen(str)+1, file, line);\n\tstrcpy(ret, str);\n\treturn ret;\n\t}', 'void *CRYPTO_malloc(int num, const char *file, int line)\n\t{\n\tvoid *ret = NULL;\n\tif (num <= 0) return NULL;\n\tallow_customize = 0;\n\tif (malloc_debug_func != NULL)\n\t\t{\n\t\tallow_customize_debug = 0;\n\t\tmalloc_debug_func(NULL, num, file, line, 0);\n\t\t}\n\tret = malloc_ex_func(num,file,line);\n#ifdef LEVITTE_DEBUG_MEM\n\tfprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\\n", ret, num);\n#endif\n\tif (malloc_debug_func != NULL)\n\t\tmalloc_debug_func(ret, num, file, line, 1);\n#ifndef OPENSSL_CPUID_OBJ\n        if(ret && (num > 2048))\n\t{\textern unsigned char cleanse_ctr;\n                ((unsigned char *)ret)[0] = cleanse_ctr;\n\t}\n#endif\n\treturn ret;\n\t}']