crypto/bn/bn_depr.c:91: error: MEMORY_LEAK
  memory dynamically allocated by call to `BN_new()` at line 81, column 20 is not reachable after line 91, column 5.
Showing all 48 steps of the trace


crypto/bn/bn_depr.c:71:1: start of procedure BN_generate_prime()
69.   
70.   #if OPENSSL_API_COMPAT < 0x00908000L
71. > BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
72.                             const BIGNUM *add, const BIGNUM *rem,
73.                             void (*callback) (int, int, void *), void *cb_arg)

crypto/bn/bn_depr.c:76:5: 
74.   {
75.       BN_GENCB cb;
76. >     BIGNUM *rnd = NULL;
77.   
78.       BN_GENCB_set_old(&cb, callback, cb_arg);

crypto/bn/bn_depr.c:78:5: 
76.       BIGNUM *rnd = NULL;
77.   
78. >     BN_GENCB_set_old(&cb, callback, cb_arg);
79.   
80.       if (ret == NULL) {

crypto/bn/bn_lib.c:971:1: start of procedure BN_GENCB_set_old()
  969.   
  970.   /* Populate a BN_GENCB structure with an "old"-style callback */
  971. > void BN_GENCB_set_old(BN_GENCB *gencb, void (*callback) (int, int, void *),
  972.                         void *cb_arg)
  973.   {

crypto/bn/bn_lib.c:974:5: 
  972.                         void *cb_arg)
  973.   {
  974. >     BN_GENCB *tmp_gencb = gencb;
  975.       tmp_gencb->ver = 1;
  976.       tmp_gencb->arg = cb_arg;

crypto/bn/bn_lib.c:975:5: 
  973.   {
  974.       BN_GENCB *tmp_gencb = gencb;
  975. >     tmp_gencb->ver = 1;
  976.       tmp_gencb->arg = cb_arg;
  977.       tmp_gencb->cb.cb_1 = callback;

crypto/bn/bn_lib.c:976:5: 
  974.       BN_GENCB *tmp_gencb = gencb;
  975.       tmp_gencb->ver = 1;
  976. >     tmp_gencb->arg = cb_arg;
  977.       tmp_gencb->cb.cb_1 = callback;
  978.   }

crypto/bn/bn_lib.c:977:5: 
  975.       tmp_gencb->ver = 1;
  976.       tmp_gencb->arg = cb_arg;
  977. >     tmp_gencb->cb.cb_1 = callback;
  978.   }
  979.   

crypto/bn/bn_lib.c:978:1: return from a call to BN_GENCB_set_old
  976.       tmp_gencb->arg = cb_arg;
  977.       tmp_gencb->cb.cb_1 = callback;
  978. > }
  979.   
  980.   /* Populate a BN_GENCB structure with a "new"-style callback */

crypto/bn/bn_depr.c:80:9: Taking true branch
78.       BN_GENCB_set_old(&cb, callback, cb_arg);
79.   
80.       if (ret == NULL) {
              ^
81.           if ((rnd = BN_new()) == NULL)
82.               goto err;

crypto/bn/bn_depr.c:81:13: 
79.   
80.       if (ret == NULL) {
81. >         if ((rnd = BN_new()) == NULL)
82.               goto err;
83.       } else

crypto/bn/bn_lib.c:277:1: start of procedure BN_new()
  275.   }
  276.   
  277. > BIGNUM *BN_new(void)
  278.   {
  279.       BIGNUM *ret;

crypto/bn/bn_lib.c:281:9: 
  279.       BIGNUM *ret;
  280.   
  281. >     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {
  282.           BNerr(BN_F_BN_NEW, ERR_R_MALLOC_FAILURE);
  283.           return (NULL);

crypto/mem.c:157:1: start of procedure CRYPTO_zalloc()
    155.   }
    156.   
    157. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    158.   {
    159.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:159:5: 
    157.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    158.   {
    159. >     void *ret = CRYPTO_malloc(num, file, line);
    160.   
    161.       if (ret != NULL)

crypto/mem.c:120:1: start of procedure CRYPTO_malloc()
      118.   }
      119.   
      120. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      121.   {
      122.       void *ret = NULL;

crypto/mem.c:122:5: 
      120.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      121.   {
      122. >     void *ret = NULL;
      123.   
      124.       if (num <= 0)

crypto/mem.c:124:9: Taking false branch
      122.       void *ret = NULL;
      123.   
      124.       if (num <= 0)
                     ^
      125.           return NULL;
      126.   

crypto/mem.c:127:5: 
      125.           return NULL;
      126.   
      127. >     allow_customize = 0;
      128.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      129.       if (call_malloc_debug) {

crypto/mem.c:137:5: 
      135.       }
      136.   #else
      137. >     (void)file;
      138.       (void)line;
      139.       ret = malloc(num);

crypto/mem.c:138:5: 
      136.   #else
      137.       (void)file;
      138. >     (void)line;
      139.       ret = malloc(num);
      140.   #endif

crypto/mem.c:139:5: 
      137.       (void)file;
      138.       (void)line;
      139. >     ret = malloc(num);
      140.   #endif
      141.   

crypto/mem.c:154:5: 
      152.   #endif
      153.   
      154. >     return ret;
      155.   }
      156.   

crypto/mem.c:155:1: return from a call to CRYPTO_malloc
      153.   
      154.       return ret;
      155. > }
      156.   
      157.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:161:9: Taking true branch
    159.       void *ret = CRYPTO_malloc(num, file, line);
    160.   
    161.       if (ret != NULL)
                   ^
    162.           memset(ret, 0, num);
    163.       return ret;

crypto/mem.c:162:9: 
    160.   
    161.       if (ret != NULL)
    162. >         memset(ret, 0, num);
    163.       return ret;
    164.   }

crypto/mem.c:163:5: 
    161.       if (ret != NULL)
    162.           memset(ret, 0, num);
    163. >     return ret;
    164.   }
    165.   

crypto/mem.c:164:1: return from a call to CRYPTO_zalloc
    162.           memset(ret, 0, num);
    163.       return ret;
    164. > }
    165.   
    166.   void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)

crypto/bn/bn_lib.c:281:9: Taking false branch
  279.       BIGNUM *ret;
  280.   
  281.       if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {
                 ^
  282.           BNerr(BN_F_BN_NEW, ERR_R_MALLOC_FAILURE);
  283.           return (NULL);

crypto/bn/bn_lib.c:285:5: 
  283.           return (NULL);
  284.       }
  285. >     ret->flags = BN_FLG_MALLOCED;
  286.       bn_check_top(ret);
  287.       return (ret);

crypto/bn/bn_lib.c:287:5: 
  285.       ret->flags = BN_FLG_MALLOCED;
  286.       bn_check_top(ret);
  287. >     return (ret);
  288.   }
  289.   

crypto/bn/bn_lib.c:288:1: return from a call to BN_new
  286.       bn_check_top(ret);
  287.       return (ret);
  288. > }
  289.   
  290.    BIGNUM *BN_secure_new(void)

crypto/bn/bn_depr.c:81:13: Taking false branch
79.   
80.       if (ret == NULL) {
81.           if ((rnd = BN_new()) == NULL)
                  ^
82.               goto err;
83.       } else

crypto/bn/bn_depr.c:85:10: Taking true branch
83.       } else
84.           rnd = ret;
85.       if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))
               ^
86.           goto err;
87.   

crypto/bn/bn_depr.c:90:2: 
88.       /* we have a prime :-) */
89.       return ret;
90. >  err:
91.       BN_free(rnd);
92.       return NULL;

crypto/bn/bn_depr.c:91:5: 
89.       return ret;
90.    err:
91. >     BN_free(rnd);
92.       return NULL;
93.   }

crypto/bn/bn_lib.c:252:1: start of procedure BN_free()
  250.   }
  251.   
  252. > void BN_free(BIGNUM *a)
  253.   {
  254.       if (a == NULL)

crypto/bn/bn_lib.c:254:9: Taking false branch
  252.   void BN_free(BIGNUM *a)
  253.   {
  254.       if (a == NULL)
                 ^
  255.           return;
  256.       bn_check_top(a);

crypto/bn/bn_lib.c:257:10: 
  255.           return;
  256.       bn_check_top(a);
  257. >     if (!BN_get_flags(a, BN_FLG_STATIC_DATA))
  258.           bn_free_d(a);
  259.       if (a->flags & BN_FLG_MALLOCED)

crypto/bn/bn_lib.c:965:1: start of procedure BN_get_flags()
    963.   }
    964.   
    965. > int BN_get_flags(const BIGNUM *b, int n)
    966.   {
    967.       return b->flags & n;

crypto/bn/bn_lib.c:967:5: 
    965.   int BN_get_flags(const BIGNUM *b, int n)
    966.   {
    967. >     return b->flags & n;
    968.   }
    969.   

crypto/bn/bn_lib.c:968:1: return from a call to BN_get_flags
    966.   {
    967.       return b->flags & n;
    968. > }
    969.   
    970.   /* Populate a BN_GENCB structure with an "old"-style callback */

crypto/bn/bn_lib.c:257:10: Taking false branch
  255.           return;
  256.       bn_check_top(a);
  257.       if (!BN_get_flags(a, BN_FLG_STATIC_DATA))
                  ^
  258.           bn_free_d(a);
  259.       if (a->flags & BN_FLG_MALLOCED)

crypto/bn/bn_lib.c:259:9: Taking false branch
  257.       if (!BN_get_flags(a, BN_FLG_STATIC_DATA))
  258.           bn_free_d(a);
  259.       if (a->flags & BN_FLG_MALLOCED)
                 ^
  260.           OPENSSL_free(a);
  261.       else {

crypto/bn/bn_lib.c:263:9: 
  261.       else {
  262.   #if OPENSSL_API_COMPAT < 0x00908000L
  263. >         a->flags |= BN_FLG_FREE;
  264.   #endif
  265.           a->d = NULL;

crypto/bn/bn_lib.c:265:9: 
  263.           a->flags |= BN_FLG_FREE;
  264.   #endif
  265. >         a->d = NULL;
  266.       }
  267.   }

crypto/bn/bn_lib.c:259:5: 
  257.       if (!BN_get_flags(a, BN_FLG_STATIC_DATA))
  258.           bn_free_d(a);
  259. >     if (a->flags & BN_FLG_MALLOCED)
  260.           OPENSSL_free(a);
  261.       else {

crypto/bn/bn_lib.c:267:1: return from a call to BN_free
  265.           a->d = NULL;
  266.       }
  267. > }
  268.   
  269.   void bn_init(BIGNUM *a)

BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
                          const BIGNUM *add, const BIGNUM *rem,
                          void (*callback) (int, int, void *), void *cb_arg)
{
    BN_GENCB cb;
    BIGNUM *rnd = NULL;
    BN_GENCB_set_old(&cb, callback, cb_arg);
    if (ret == NULL) {
        if ((rnd = BN_new()) == NULL)
            goto err;
    } else
        rnd = ret;
    if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))
        goto err;
    return ret;
 err:
    BN_free(rnd);
    return NULL;
}
['BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,\n                          const BIGNUM *add, const BIGNUM *rem,\n                          void (*callback) (int, int, void *), void *cb_arg)\n{\n    BN_GENCB cb;\n    BIGNUM *rnd = NULL;\n    BN_GENCB_set_old(&cb, callback, cb_arg);\n    if (ret == NULL) {\n        if ((rnd = BN_new()) == NULL)\n            goto err;\n    } else\n        rnd = ret;\n    if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))\n        goto err;\n    return ret;\n err:\n    BN_free(rnd);\n    return NULL;\n}', 'void BN_GENCB_set_old(BN_GENCB *gencb, void (*callback) (int, int, void *),\n                      void *cb_arg)\n{\n    BN_GENCB *tmp_gencb = gencb;\n    tmp_gencb->ver = 1;\n    tmp_gencb->arg = cb_arg;\n    tmp_gencb->cb.cb_1 = callback;\n}', 'BIGNUM *BN_new(void)\n{\n    BIGNUM *ret;\n    if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {\n        BNerr(BN_F_BN_NEW, ERR_R_MALLOC_FAILURE);\n        return (NULL);\n    }\n    ret->flags = BN_FLG_MALLOCED;\n    bn_check_top(ret);\n    return (ret);\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n    void *ret = CRYPTO_malloc(num, file, line);\n    if (ret != NULL)\n        memset(ret, 0, num);\n    return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n    void *ret = NULL;\n    if (num <= 0)\n        return NULL;\n    allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n        ret = malloc(num);\n        CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n    } else {\n        ret = malloc(num);\n    }\n#else\n    (void)file;\n    (void)line;\n    ret = malloc(num);\n#endif\n#ifndef OPENSSL_CPUID_OBJ\n    if (ret && (num > 2048)) {\n        extern unsigned char cleanse_ctr;\n        ((unsigned char *)ret)[0] = cleanse_ctr;\n    }\n#endif\n    return ret;\n}', 'void BN_free(BIGNUM *a)\n{\n    if (a == NULL)\n        return;\n    bn_check_top(a);\n    if (!BN_get_flags(a, BN_FLG_STATIC_DATA))\n        bn_free_d(a);\n    if (a->flags & BN_FLG_MALLOCED)\n        OPENSSL_free(a);\n    else {\n#if OPENSSL_API_COMPAT < 0x00908000L\n        a->flags |= BN_FLG_FREE;\n#endif\n        a->d = NULL;\n    }\n}', 'int BN_get_flags(const BIGNUM *b, int n)\n{\n    return b->flags & n;\n}']