apps/ca.c:2908: error: NULL_DEREFERENCE
  pointer `tmp` last assigned on line 2906 could be null and is dereferenced by call to `strchr()` at line 2908, column 6.
Showing all 53 steps of the trace


apps/ca.c:2897:1: start of procedure unpack_revinfo()
2895.   	}
2896.   
2897. > int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold, ASN1_GENERALIZEDTIME **pinvtm, const char *str)
2898.   	{
2899.   	char *tmp = NULL;

apps/ca.c:2899:2: 
2897.   int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold, ASN1_GENERALIZEDTIME **pinvtm, const char *str)
2898.   	{
2899. > 	char *tmp = NULL;
2900.   	char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
2901.   	int reason_code = -1;

apps/ca.c:2900:2: 
2898.   	{
2899.   	char *tmp = NULL;
2900. > 	char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
2901.   	int reason_code = -1;
2902.   	int ret = 0;

apps/ca.c:2901:2: 
2899.   	char *tmp = NULL;
2900.   	char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
2901. > 	int reason_code = -1;
2902.   	int ret = 0;
2903.   	unsigned int i;

apps/ca.c:2902:2: 
2900.   	char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
2901.   	int reason_code = -1;
2902. > 	int ret = 0;
2903.   	unsigned int i;
2904.   	ASN1_OBJECT *hold = NULL;

apps/ca.c:2904:2: 
2902.   	int ret = 0;
2903.   	unsigned int i;
2904. > 	ASN1_OBJECT *hold = NULL;
2905.   	ASN1_GENERALIZEDTIME *comp_time = NULL;
2906.   	tmp = BUF_strdup(str);

apps/ca.c:2905:2: 
2903.   	unsigned int i;
2904.   	ASN1_OBJECT *hold = NULL;
2905. > 	ASN1_GENERALIZEDTIME *comp_time = NULL;
2906.   	tmp = BUF_strdup(str);
2907.   

apps/ca.c:2906:2: 
2904.   	ASN1_OBJECT *hold = NULL;
2905.   	ASN1_GENERALIZEDTIME *comp_time = NULL;
2906. > 	tmp = BUF_strdup(str);
2907.   
2908.   	p = strchr(tmp, ',');

crypto/buffer/buffer.c:165:1: start of procedure BUF_strdup()
  163.   	}
  164.   
  165. > char *BUF_strdup(const char *str)
  166.   	{
  167.   	if (str == NULL) return(NULL);

crypto/buffer/buffer.c:167:6: Taking false branch
  165.   char *BUF_strdup(const char *str)
  166.   	{
  167.   	if (str == NULL) return(NULL);
              ^
  168.   	return BUF_strndup(str, strlen(str));
  169.   	}

crypto/buffer/buffer.c:168:2: 
  166.   	{
  167.   	if (str == NULL) return(NULL);
  168. > 	return BUF_strndup(str, strlen(str));
  169.   	}
  170.   

crypto/buffer/buffer.c:171:1: start of procedure BUF_strndup()
    169.   	}
    170.   
    171. > char *BUF_strndup(const char *str, size_t siz)
    172.   	{
    173.   	char *ret;

crypto/buffer/buffer.c:175:6: Taking false branch
    173.   	char *ret;
    174.   
    175.   	if (str == NULL) return(NULL);
                ^
    176.   
    177.   	ret=OPENSSL_malloc(siz+1);

crypto/buffer/buffer.c:177:2: 
    175.   	if (str == NULL) return(NULL);
    176.   
    177. > 	ret=OPENSSL_malloc(siz+1);
    178.   	if (ret == NULL) 
    179.   		{

crypto/mem.c:291:1: start of procedure CRYPTO_malloc()
      289.   	}
      290.   
      291. > void *CRYPTO_malloc(int num, const char *file, int line)
      292.   	{
      293.   	void *ret = NULL;

crypto/mem.c:293:2: 
      291.   void *CRYPTO_malloc(int num, const char *file, int line)
      292.   	{
      293. > 	void *ret = NULL;
      294.   	extern unsigned char cleanse_ctr;
      295.   

crypto/mem.c:296:6: Taking false branch
      294.   	extern unsigned char cleanse_ctr;
      295.   
      296.   	if (num <= 0) return NULL;
                  ^
      297.   
      298.   	allow_customize = 0;

crypto/mem.c:298:2: 
      296.   	if (num <= 0) return NULL;
      297.   
      298. > 	allow_customize = 0;
      299.   	if (malloc_debug_func != NULL)
      300.   		{

crypto/mem.c:299:6: Taking true branch
      297.   
      298.   	allow_customize = 0;
      299.   	if (malloc_debug_func != NULL)
                  ^
      300.   		{
      301.   		allow_customize_debug = 0;

crypto/mem.c:301:3: 
      299.   	if (malloc_debug_func != NULL)
      300.   		{
      301. > 		allow_customize_debug = 0;
      302.   		malloc_debug_func(NULL, num, file, line, 0);
      303.   		}

crypto/mem.c:302:3: Skipping __function_pointer__(): unresolved function pointer
      300.   		{
      301.   		allow_customize_debug = 0;
      302.   		malloc_debug_func(NULL, num, file, line, 0);
               ^
      303.   		}
      304.   	ret = malloc_ex_func(num,file,line);

crypto/mem.c:304:2: Skipping __function_pointer__(): unresolved function pointer
      302.   		malloc_debug_func(NULL, num, file, line, 0);
      303.   		}
      304.   	ret = malloc_ex_func(num,file,line);
              ^
      305.   #ifdef LEVITTE_DEBUG_MEM
      306.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);

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

crypto/mem.c:309:3: Skipping __function_pointer__(): unresolved function pointer
      307.   #endif
      308.   	if (malloc_debug_func != NULL)
      309.   		malloc_debug_func(ret, num, file, line, 1);
               ^
      310.   
      311.           /* Create a dependency on the value of 'cleanse_ctr' so our memory

crypto/mem.c:314:12: Taking false branch
      312.            * sanitisation function can't be optimised out. NB: We only do
      313.            * this for >2Kb so the overhead doesn't bother us. */
      314.           if(ret && (num > 2048))
                        ^
      315.                   ((unsigned char *)ret)[0] = cleanse_ctr;
      316.   

crypto/mem.c:317:2: 
      315.                   ((unsigned char *)ret)[0] = cleanse_ctr;
      316.   
      317. > 	return ret;
      318.   	}
      319.   

crypto/mem.c:318:2: return from a call to CRYPTO_malloc
      316.   
      317.   	return ret;
      318.   	}
              ^
      319.   
      320.   void *CRYPTO_realloc(void *str, int num, const char *file, int line)

crypto/buffer/buffer.c:178:6: Taking true branch
    176.   
    177.   	ret=OPENSSL_malloc(siz+1);
    178.   	if (ret == NULL) 
                ^
    179.   		{
    180.   		BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);

crypto/buffer/buffer.c:180:3: 
    178.   	if (ret == NULL) 
    179.   		{
    180. > 		BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);
    181.   		return(NULL);
    182.   		}

crypto/err/err.c:666:1: start of procedure ERR_put_error()
      664.   /********************************************************/
      665.   
      666. > void ERR_put_error(int lib, int func, int reason, const char *file,
      667.   	     int line)
      668.   	{

crypto/err/err.c:690:2: Skipping ERR_get_state(): empty list of specs
      688.   	}
      689.   #endif
      690.   	es=ERR_get_state();
              ^
      691.   
      692.   	es->top=(es->top+1)%ERR_NUM_ERRORS;

crypto/err/err.c:692:2: 
      690.   	es=ERR_get_state();
      691.   
      692. > 	es->top=(es->top+1)%ERR_NUM_ERRORS;
      693.   	if (es->top == es->bottom)
      694.   		es->bottom=(es->bottom+1)%ERR_NUM_ERRORS;

crypto/err/err.c:693:6: Taking false branch
      691.   
      692.   	es->top=(es->top+1)%ERR_NUM_ERRORS;
      693.   	if (es->top == es->bottom)
                  ^
      694.   		es->bottom=(es->bottom+1)%ERR_NUM_ERRORS;
      695.   	es->err_flags[es->top]=0;

crypto/err/err.c:695:2: 
      693.   	if (es->top == es->bottom)
      694.   		es->bottom=(es->bottom+1)%ERR_NUM_ERRORS;
      695. > 	es->err_flags[es->top]=0;
      696.   	es->err_buffer[es->top]=ERR_PACK(lib,func,reason);
      697.   	es->err_file[es->top]=file;

crypto/err/err.c:696:2: 
      694.   		es->bottom=(es->bottom+1)%ERR_NUM_ERRORS;
      695.   	es->err_flags[es->top]=0;
      696. > 	es->err_buffer[es->top]=ERR_PACK(lib,func,reason);
      697.   	es->err_file[es->top]=file;
      698.   	es->err_line[es->top]=line;

crypto/err/err.c:697:2: 
      695.   	es->err_flags[es->top]=0;
      696.   	es->err_buffer[es->top]=ERR_PACK(lib,func,reason);
      697. > 	es->err_file[es->top]=file;
      698.   	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);

crypto/err/err.c:698:2: 
      696.   	es->err_buffer[es->top]=ERR_PACK(lib,func,reason);
      697.   	es->err_file[es->top]=file;
      698. > 	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);
      700.   	}

crypto/err/err.c:699:2: Taking true branch
      697.   	es->err_file[es->top]=file;
      698.   	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);
              ^
      700.   	}
      701.   

crypto/err/err.c:699:2: Taking true branch
      697.   	es->err_file[es->top]=file;
      698.   	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);
              ^
      700.   	}
      701.   

crypto/mem.c:371:1: start of procedure CRYPTO_free()
        369.   	}
        370.   
        371. > void CRYPTO_free(void *str)
        372.   	{
        373.   	if (free_debug_func != NULL)

crypto/mem.c:373:6: Taking true branch
        371.   void CRYPTO_free(void *str)
        372.   	{
        373.   	if (free_debug_func != NULL)
                    ^
        374.   		free_debug_func(str, 0);
        375.   #ifdef LEVITTE_DEBUG_MEM

crypto/mem.c:374:3: Skipping __function_pointer__(): unresolved function pointer
        372.   	{
        373.   	if (free_debug_func != NULL)
        374.   		free_debug_func(str, 0);
                 ^
        375.   #ifdef LEVITTE_DEBUG_MEM
        376.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         < 0x%p\n", str);

crypto/mem.c:378:2: Skipping __function_pointer__(): unresolved function pointer
        376.   	fprintf(stderr, "LEVITTE_DEBUG_MEM:         < 0x%p\n", str);
        377.   #endif
        378.   	free_func(str);
                ^
        379.   	if (free_debug_func != NULL)
        380.   		free_debug_func(NULL, 1);

crypto/mem.c:379:6: Taking true branch
        377.   #endif
        378.   	free_func(str);
        379.   	if (free_debug_func != NULL)
                    ^
        380.   		free_debug_func(NULL, 1);
        381.   	}

crypto/mem.c:380:3: Skipping __function_pointer__(): unresolved function pointer
        378.   	free_func(str);
        379.   	if (free_debug_func != NULL)
        380.   		free_debug_func(NULL, 1);
                 ^
        381.   	}
        382.   

crypto/mem.c:379:2: 
        377.   #endif
        378.   	free_func(str);
        379. > 	if (free_debug_func != NULL)
        380.   		free_debug_func(NULL, 1);
        381.   	}

crypto/mem.c:381:2: return from a call to CRYPTO_free
        379.   	if (free_debug_func != NULL)
        380.   		free_debug_func(NULL, 1);
        381.   	}
                ^
        382.   
        383.   void *CRYPTO_remalloc(void *a, int num, const char *file, int line)

crypto/err/err.c:699:2: Loop condition is false. Leaving loop
      697.   	es->err_file[es->top]=file;
      698.   	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);
              ^
      700.   	}
      701.   

crypto/err/err.c:700:2: return from a call to ERR_put_error
      698.   	es->err_line[es->top]=line;
      699.   	err_clear_data(es,es->top);
      700.   	}
              ^
      701.   
      702.   void ERR_clear_error(void)

crypto/buffer/buffer.c:181:3: 
    179.   		{
    180.   		BUFerr(BUF_F_BUF_STRNDUP,ERR_R_MALLOC_FAILURE);
    181. > 		return(NULL);
    182.   		}
    183.   	BUF_strlcpy(ret,str,siz+1);

crypto/buffer/buffer.c:185:2: return from a call to BUF_strndup
    183.   	BUF_strlcpy(ret,str,siz+1);
    184.   	return(ret);
    185.   	}
            ^
    186.   
    187.   void *BUF_memdup(const void *data, size_t siz)

crypto/buffer/buffer.c:169:2: return from a call to BUF_strdup
  167.   	if (str == NULL) return(NULL);
  168.   	return BUF_strndup(str, strlen(str));
  169.   	}
          ^
  170.   
  171.   char *BUF_strndup(const char *str, size_t siz)

apps/ca.c:2908:2: 
2906.   	tmp = BUF_strdup(str);
2907.   
2908. > 	p = strchr(tmp, ',');
2909.   
2910.   	rtime_str = tmp;
