apps/apps.c:394: error: NULL_DEREFERENCE
  pointer `arg->data` last assigned on line 391 could be null and is dereferenced at line 394, column 3.
Showing all 24 steps of the trace


apps/apps.c:378:1: start of procedure chopup_args()
376.   #endif
377.   
378. > int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
379.   	{
380.   	int num,len,i;

apps/apps.c:383:2: 
381.   	char *p;
382.   
383. > 	*argc=0;
384.   	*argv=NULL;
385.   

apps/apps.c:384:2: 
382.   
383.   	*argc=0;
384. > 	*argv=NULL;
385.   
386.   	len=strlen(buf);

apps/apps.c:386:2: 
384.   	*argv=NULL;
385.   
386. > 	len=strlen(buf);
387.   	i=0;
388.   	if (arg->count == 0)

apps/apps.c:387:2: 
385.   
386.   	len=strlen(buf);
387. > 	i=0;
388.   	if (arg->count == 0)
389.   		{

apps/apps.c:388:6: Taking true branch
386.   	len=strlen(buf);
387.   	i=0;
388.   	if (arg->count == 0)
            ^
389.   		{
390.   		arg->count=20;

apps/apps.c:390:3: 
388.   	if (arg->count == 0)
389.   		{
390. > 		arg->count=20;
391.   		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
392.   		}

apps/apps.c:391:3: 
389.   		{
390.   		arg->count=20;
391. > 		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
392.   		}
393.   	for (i=0; i<arg->count; i++)

crypto/mem.c:294:1: start of procedure CRYPTO_malloc()
  292.   	}
  293.   
  294. > void *CRYPTO_malloc(int num, const char *file, int line)
  295.   	{
  296.   	void *ret = NULL;

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

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

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

crypto/mem.c:301:6: Taking true branch
  299.   
  300.   	allow_customize = 0;
  301.   	if (malloc_debug_func != NULL)
              ^
  302.   		{
  303.   		allow_customize_debug = 0;

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

crypto/mem.c:304:3: Skipping __function_pointer__(): unresolved function pointer
  302.   		{
  303.   		allow_customize_debug = 0;
  304.   		malloc_debug_func(NULL, num, file, line, 0);
           ^
  305.   		}
  306.   	ret = malloc_ex_func(num,file,line);

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

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

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

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

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

crypto/mem.c:324:2: return from a call to CRYPTO_malloc
  322.   
  323.   	return ret;
  324.   	}
          ^
  325.   char *CRYPTO_strdup(const char *str, const char *file, int line)
  326.   	{

apps/apps.c:393:7: 
391.   		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
392.   		}
393. > 	for (i=0; i<arg->count; i++)
394.   		arg->data[i]=NULL;
395.   

apps/apps.c:393:12: Loop condition is true. Entering loop body
391.   		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
392.   		}
393.   	for (i=0; i<arg->count; i++)
                  ^
394.   		arg->data[i]=NULL;
395.   

apps/apps.c:394:3: 
392.   		}
393.   	for (i=0; i<arg->count; i++)
394. > 		arg->data[i]=NULL;
395.   
396.   	num=0;

int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
	{
	int num,len,i;
	char *p;
	*argc=0;
	*argv=NULL;
	len=strlen(buf);
	i=0;
	if (arg->count == 0)
		{
		arg->count=20;
		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
		}
	for (i=0; i<arg->count; i++)
		arg->data[i]=NULL;
	num=0;
	p=buf;
	for (;;)
		{
		if (!*p) break;
		while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
			p++;
		if (!*p) break;
		if (num >= arg->count)
			{
			char **tmp_p;
			int tlen = arg->count + 20;
			tmp_p = (char **)OPENSSL_realloc(arg->data,
				sizeof(char *)*tlen);
			if (tmp_p == NULL)
				return 0;
			arg->data  = tmp_p;
			arg->count = tlen;
			for (i = num; i < arg->count; i++)
				arg->data[i] = NULL;
			}
		arg->data[num++]=p;
		if ((*p == '\'') || (*p == '\"'))
			{
			i= *(p++);
			arg->data[num-1]++;
			while (*p && (*p != i))
				p++;
			*p='\0';
			}
		else
			{
			while (*p && ((*p != ' ') &&
				(*p != '\t') && (*p != '\n')))
				p++;
			if (*p == '\0')
				p--;
			else
				*p='\0';
			}
		p++;
		}
	*argc=num;
	*argv=arg->data;
	return(1);
	}
['int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])\n\t{\n\tint num,len,i;\n\tchar *p;\n\t*argc=0;\n\t*argv=NULL;\n\tlen=strlen(buf);\n\ti=0;\n\tif (arg->count == 0)\n\t\t{\n\t\targ->count=20;\n\t\targ->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);\n\t\t}\n\tfor (i=0; i<arg->count; i++)\n\t\targ->data[i]=NULL;\n\tnum=0;\n\tp=buf;\n\tfor (;;)\n\t\t{\n\t\tif (!*p) break;\n\t\twhile (*p && ((*p == \' \') || (*p == \'\\t\') || (*p == \'\\n\')))\n\t\t\tp++;\n\t\tif (!*p) break;\n\t\tif (num >= arg->count)\n\t\t\t{\n\t\t\tchar **tmp_p;\n\t\t\tint tlen = arg->count + 20;\n\t\t\ttmp_p = (char **)OPENSSL_realloc(arg->data,\n\t\t\t\tsizeof(char *)*tlen);\n\t\t\tif (tmp_p == NULL)\n\t\t\t\treturn 0;\n\t\t\targ->data  = tmp_p;\n\t\t\targ->count = tlen;\n\t\t\tfor (i = num; i < arg->count; i++)\n\t\t\t\targ->data[i] = NULL;\n\t\t\t}\n\t\targ->data[num++]=p;\n\t\tif ((*p == \'\\\'\') || (*p == \'\\"\'))\n\t\t\t{\n\t\t\ti= *(p++);\n\t\t\targ->data[num-1]++;\n\t\t\twhile (*p && (*p != i))\n\t\t\t\tp++;\n\t\t\t*p=\'\\0\';\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\twhile (*p && ((*p != \' \') &&\n\t\t\t\t(*p != \'\\t\') && (*p != \'\\n\')))\n\t\t\t\tp++;\n\t\t\tif (*p == \'\\0\')\n\t\t\t\tp--;\n\t\t\telse\n\t\t\t\t*p=\'\\0\';\n\t\t\t}\n\t\tp++;\n\t\t}\n\t*argc=num;\n\t*argv=arg->data;\n\treturn(1);\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}']