apps/apps.c:1547: error: NULL_DEREFERENCE
  pointer `p` last assigned on line 1544 could be null and is dereferenced by call to `BUF_strlcat()` at line 1547, column 2.
Showing all 26 steps of the trace


apps/apps.c:1537:1: start of procedure make_config_name()
1535.   	}
1536.   
1537. > char *make_config_name()
1538.   	{
1539.   	const char *t=X509_get_default_cert_area();

apps/apps.c:1539:2: 
1537.   char *make_config_name()
1538.   	{
1539. > 	const char *t=X509_get_default_cert_area();
1540.   	size_t len;
1541.   	char *p;

crypto/x509/x509_def.c:67:1: start of procedure X509_get_default_cert_area()
  65.   	{ return(X509_PRIVATE_DIR); }
  66.   	
  67. > const char *X509_get_default_cert_area(void)
  68.   	{ return(X509_CERT_AREA); }
  69.   

crypto/x509/x509_def.c:68:4: 
  66.   	
  67.   const char *X509_get_default_cert_area(void)
  68. > 	{ return(X509_CERT_AREA); }
  69.   
  70.   const char *X509_get_default_cert_dir(void)

crypto/x509/x509_def.c:68:28: return from a call to X509_get_default_cert_area
  66.   	
  67.   const char *X509_get_default_cert_area(void)
  68.   	{ return(X509_CERT_AREA); }
                                   ^
  69.   
  70.   const char *X509_get_default_cert_dir(void)

apps/apps.c:1543:2: 
1541.   	char *p;
1542.   
1543. > 	len=strlen(t)+strlen(OPENSSL_CONF)+2;
1544.   	p=OPENSSL_malloc(len);
1545.   	BUF_strlcpy(p,t,len);

apps/apps.c:1544:2: 
1542.   
1543.   	len=strlen(t)+strlen(OPENSSL_CONF)+2;
1544. > 	p=OPENSSL_malloc(len);
1545.   	BUF_strlcpy(p,t,len);
1546.   #ifndef OPENSSL_SYS_VMS

crypto/mem.c:297:1: start of procedure CRYPTO_malloc()
  295.   	}
  296.   
  297. > void *CRYPTO_malloc(int num, const char *file, int line)
  298.   	{
  299.   	void *ret = NULL;

crypto/mem.c:299:2: 
  297.   void *CRYPTO_malloc(int num, const char *file, int line)
  298.   	{
  299. > 	void *ret = NULL;
  300.   
  301.   	if (num <= 0) return NULL;

crypto/mem.c:301:6: Taking false branch
  299.   	void *ret = NULL;
  300.   
  301.   	if (num <= 0) return NULL;
              ^
  302.   
  303.   	allow_customize = 0;

crypto/mem.c:303:2: 
  301.   	if (num <= 0) return NULL;
  302.   
  303. > 	allow_customize = 0;
  304.   	if (malloc_debug_func != NULL)
  305.   		{

crypto/mem.c:304:6: Taking true branch
  302.   
  303.   	allow_customize = 0;
  304.   	if (malloc_debug_func != NULL)
              ^
  305.   		{
  306.   		allow_customize_debug = 0;

crypto/mem.c:306:3: 
  304.   	if (malloc_debug_func != NULL)
  305.   		{
  306. > 		allow_customize_debug = 0;
  307.   		malloc_debug_func(NULL, num, file, line, 0);
  308.   		}

crypto/mem.c:307:3: Skipping __function_pointer__(): unresolved function pointer
  305.   		{
  306.   		allow_customize_debug = 0;
  307.   		malloc_debug_func(NULL, num, file, line, 0);
           ^
  308.   		}
  309.   	ret = malloc_ex_func(num,file,line);

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

crypto/mem.c:313:6: Taking true branch
  311.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);
  312.   #endif
  313.   	if (malloc_debug_func != NULL)
              ^
  314.   		malloc_debug_func(ret, num, file, line, 1);
  315.   

crypto/mem.c:314:3: Skipping __function_pointer__(): unresolved function pointer
  312.   #endif
  313.   	if (malloc_debug_func != NULL)
  314.   		malloc_debug_func(ret, num, file, line, 1);
           ^
  315.   
  316.   #ifndef OPENSSL_CPUID_OBJ

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

crypto/mem.c:326:2: 
  324.   #endif
  325.   
  326. > 	return ret;
  327.   	}
  328.   char *CRYPTO_strdup(const char *str, const char *file, int line)

crypto/mem.c:327:2: return from a call to CRYPTO_malloc
  325.   
  326.   	return ret;
  327.   	}
          ^
  328.   char *CRYPTO_strdup(const char *str, const char *file, int line)
  329.   	{

apps/apps.c:1545:2: Skipping BUF_strlcpy(): empty list of specs
1543.   	len=strlen(t)+strlen(OPENSSL_CONF)+2;
1544.   	p=OPENSSL_malloc(len);
1545.   	BUF_strlcpy(p,t,len);
         ^
1546.   #ifndef OPENSSL_SYS_VMS
1547.   	BUF_strlcat(p,"/",len);

apps/apps.c:1547:2: 
1545.   	BUF_strlcpy(p,t,len);
1546.   #ifndef OPENSSL_SYS_VMS
1547. > 	BUF_strlcat(p,"/",len);
1548.   #endif
1549.   	BUF_strlcat(p,OPENSSL_CONF,len);

crypto/buffer/buf_str.c:115:1: start of procedure BUF_strlcat()
  113.   	}
  114.   
  115. > size_t BUF_strlcat(char *dst, const char *src, size_t size)
  116.   	{
  117.   	size_t l = 0;

crypto/buffer/buf_str.c:117:2: 
  115.   size_t BUF_strlcat(char *dst, const char *src, size_t size)
  116.   	{
  117. > 	size_t l = 0;
  118.   	for(; size > 0 && *dst; size--, dst++)
  119.   		l++;

crypto/buffer/buf_str.c:118:8: Loop condition is true. Entering loop body
  116.   	{
  117.   	size_t l = 0;
  118.   	for(; size > 0 && *dst; size--, dst++)
                ^
  119.   		l++;
  120.   	return l + BUF_strlcpy(dst, src, size);

crypto/buffer/buf_str.c:118:20: Loop condition is false. Leaving loop
  116.   	{
  117.   	size_t l = 0;
  118.   	for(; size > 0 && *dst; size--, dst++)
                            ^
  119.   		l++;
  120.   	return l + BUF_strlcpy(dst, src, size);
