crypto/ec/ec_asn1.c:529: error: MEMORY_LEAK
  memory dynamically allocated by call to `BN_new()` at line 440, column 18 is not reachable after line 529, column 5.
Showing all 93 steps of the trace


crypto/ec/ec_asn1.c:428:1: start of procedure ec_asn1_group2curve()
426.   }
427.   
428. > static int ec_asn1_group2curve(const EC_GROUP *group, X9_62_CURVE *curve)
429.   {
430.       int ok = 0, nid;

crypto/ec/ec_asn1.c:430:5: 
428.   static int ec_asn1_group2curve(const EC_GROUP *group, X9_62_CURVE *curve)
429.   {
430. >     int ok = 0, nid;
431.       BIGNUM *tmp_1 = NULL, *tmp_2 = NULL;
432.       unsigned char *buffer_1 = NULL, *buffer_2 = NULL,

crypto/ec/ec_asn1.c:431:5: 
429.   {
430.       int ok = 0, nid;
431. >     BIGNUM *tmp_1 = NULL, *tmp_2 = NULL;
432.       unsigned char *buffer_1 = NULL, *buffer_2 = NULL,
433.           *a_buf = NULL, *b_buf = NULL;

crypto/ec/ec_asn1.c:432:5: 
430.       int ok = 0, nid;
431.       BIGNUM *tmp_1 = NULL, *tmp_2 = NULL;
432. >     unsigned char *buffer_1 = NULL, *buffer_2 = NULL,
433.           *a_buf = NULL, *b_buf = NULL;
434.       size_t len_1, len_2;

crypto/ec/ec_asn1.c:435:5: 
433.           *a_buf = NULL, *b_buf = NULL;
434.       size_t len_1, len_2;
435. >     unsigned char char_zero = 0;
436.   
437.       if (!group || !curve || !curve->a || !curve->b)

crypto/ec/ec_asn1.c:437:10: Taking false branch
435.       unsigned char char_zero = 0;
436.   
437.       if (!group || !curve || !curve->a || !curve->b)
                ^
438.           return 0;
439.   

crypto/ec/ec_asn1.c:437:20: Taking false branch
435.       unsigned char char_zero = 0;
436.   
437.       if (!group || !curve || !curve->a || !curve->b)
                          ^
438.           return 0;
439.   

crypto/ec/ec_asn1.c:437:30: Taking false branch
435.       unsigned char char_zero = 0;
436.   
437.       if (!group || !curve || !curve->a || !curve->b)
                                    ^
438.           return 0;
439.   

crypto/ec/ec_asn1.c:437:43: Taking false branch
435.       unsigned char char_zero = 0;
436.   
437.       if (!group || !curve || !curve->a || !curve->b)
                                                 ^
438.           return 0;
439.   

crypto/ec/ec_asn1.c:440:9: 
438.           return 0;
439.   
440. >     if ((tmp_1 = BN_new()) == NULL || (tmp_2 = BN_new()) == NULL) {
441.           ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_MALLOC_FAILURE);
442.           goto err;

crypto/bn/bn_lib.c:276:1: start of procedure BN_new()
  274.   }
  275.   
  276. > BIGNUM *BN_new(void)
  277.   {
  278.       BIGNUM *ret;

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

crypto/mem.c:156:1: start of procedure CRYPTO_zalloc()
    154.   }
    155.   
    156. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    157.   {
    158.       void *ret = CRYPTO_malloc(num, file, line);

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

crypto/mem.c:119:1: start of procedure CRYPTO_malloc()
      117.   }
      118.   
      119. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      120.   {
      121.       void *ret = NULL;

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

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

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

crypto/mem.c:136:5: 
      134.       }
      135.   #else
      136. >     (void)file;
      137.       (void)line;
      138.       ret = malloc(num);

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

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

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

crypto/mem.c:154:1: return from a call to CRYPTO_malloc
      152.   
      153.       return ret;
      154. > }
      155.   
      156.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

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

crypto/mem.c:161:9: 
    159.   
    160.       if (ret != NULL)
    161. >         memset(ret, 0, num);
    162.       return ret;
    163.   }

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

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

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

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

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

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

crypto/ec/ec_asn1.c:440:9: Taking false branch
438.           return 0;
439.   
440.       if ((tmp_1 = BN_new()) == NULL || (tmp_2 = BN_new()) == NULL) {
               ^
441.           ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_MALLOC_FAILURE);
442.           goto err;

crypto/ec/ec_asn1.c:440:39: 
438.           return 0;
439.   
440. >     if ((tmp_1 = BN_new()) == NULL || (tmp_2 = BN_new()) == NULL) {
441.           ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_MALLOC_FAILURE);
442.           goto err;

crypto/bn/bn_lib.c:276:1: start of procedure BN_new()
  274.   }
  275.   
  276. > BIGNUM *BN_new(void)
  277.   {
  278.       BIGNUM *ret;

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

crypto/mem.c:156:1: start of procedure CRYPTO_zalloc()
    154.   }
    155.   
    156. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    157.   {
    158.       void *ret = CRYPTO_malloc(num, file, line);

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

crypto/mem.c:119:1: start of procedure CRYPTO_malloc()
      117.   }
      118.   
      119. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      120.   {
      121.       void *ret = NULL;

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

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

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

crypto/mem.c:136:5: 
      134.       }
      135.   #else
      136. >     (void)file;
      137.       (void)line;
      138.       ret = malloc(num);

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

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

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

crypto/mem.c:154:1: return from a call to CRYPTO_malloc
      152.   
      153.       return ret;
      154. > }
      155.   
      156.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

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

crypto/mem.c:161:9: 
    159.   
    160.       if (ret != NULL)
    161. >         memset(ret, 0, num);
    162.       return ret;
    163.   }

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

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

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

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

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

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

crypto/ec/ec_asn1.c:440:39: Taking false branch
438.           return 0;
439.   
440.       if ((tmp_1 = BN_new()) == NULL || (tmp_2 = BN_new()) == NULL) {
                                             ^
441.           ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_MALLOC_FAILURE);
442.           goto err;

crypto/ec/ec_asn1.c:445:5: 
443.       }
444.   
445. >     nid = EC_METHOD_get_field_type(EC_GROUP_method_of(group));
446.   
447.       /* get a and b */

crypto/ec/ec_lib.c:292:1: start of procedure EC_GROUP_method_of()
  290.   }
  291.   
  292. > const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *group)
  293.   {
  294.       return group->meth;

crypto/ec/ec_lib.c:294:5: 
  292.   const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *group)
  293.   {
  294. >     return group->meth;
  295.   }
  296.   

crypto/ec/ec_lib.c:295:1: return from a call to EC_GROUP_method_of
  293.   {
  294.       return group->meth;
  295. > }
  296.   
  297.   int EC_METHOD_get_field_type(const EC_METHOD *meth)

crypto/ec/ec_lib.c:297:1: start of procedure EC_METHOD_get_field_type()
  295.   }
  296.   
  297. > int EC_METHOD_get_field_type(const EC_METHOD *meth)
  298.   {
  299.       return meth->field_type;

crypto/ec/ec_lib.c:299:5: 
  297.   int EC_METHOD_get_field_type(const EC_METHOD *meth)
  298.   {
  299. >     return meth->field_type;
  300.   }
  301.   

crypto/ec/ec_lib.c:300:1: return from a call to EC_METHOD_get_field_type
  298.   {
  299.       return meth->field_type;
  300. > }
  301.   
  302.   int EC_GROUP_set_generator(EC_GROUP *group, const EC_POINT *generator,

crypto/ec/ec_asn1.c:448:9: Taking false branch
446.   
447.       /* get a and b */
448.       if (nid == NID_X9_62_prime_field) {
               ^
449.           if (!EC_GROUP_get_curve_GFp(group, NULL, tmp_1, tmp_2, NULL)) {
450.               ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_EC_LIB);

crypto/ec/ec_asn1.c:457:14: 
455.       else {                      /* nid == NID_X9_62_characteristic_two_field */
456.   
457. >         if (!EC_GROUP_get_curve_GF2m(group, NULL, tmp_1, tmp_2, NULL)) {
458.               ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_EC_LIB);
459.               goto err;

crypto/ec/ec_lib.c:485:1: start of procedure EC_GROUP_get_curve_GF2m()
  483.   }
  484.   
  485. > int EC_GROUP_get_curve_GF2m(const EC_GROUP *group, BIGNUM *p, BIGNUM *a,
  486.                               BIGNUM *b, BN_CTX *ctx)
  487.   {

crypto/ec/ec_lib.c:488:9: Taking true branch
  486.                               BIGNUM *b, BN_CTX *ctx)
  487.   {
  488.       if (group->meth->group_get_curve == 0) {
                 ^
  489.           ECerr(EC_F_EC_GROUP_GET_CURVE_GF2M,
  490.                 ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);

crypto/ec/ec_lib.c:489:9: Skipping ERR_put_error(): empty list of specs
  487.   {
  488.       if (group->meth->group_get_curve == 0) {
  489.           ECerr(EC_F_EC_GROUP_GET_CURVE_GF2M,
                 ^
  490.                 ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
  491.           return 0;

crypto/ec/ec_lib.c:491:9: 
  489.           ECerr(EC_F_EC_GROUP_GET_CURVE_GF2M,
  490.                 ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
  491. >         return 0;
  492.       }
  493.       return group->meth->group_get_curve(group, p, a, b, ctx);

crypto/ec/ec_lib.c:494:1: return from a call to EC_GROUP_get_curve_GF2m
  492.       }
  493.       return group->meth->group_get_curve(group, p, a, b, ctx);
  494. > }
  495.   #endif
  496.   

crypto/ec/ec_asn1.c:457:14: Taking true branch
455.       else {                      /* nid == NID_X9_62_characteristic_two_field */
456.   
457.           if (!EC_GROUP_get_curve_GF2m(group, NULL, tmp_1, tmp_2, NULL)) {
                    ^
458.               ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_EC_LIB);
459.               goto err;

crypto/ec/ec_asn1.c:458:13: Skipping ERR_put_error(): empty list of specs
456.   
457.           if (!EC_GROUP_get_curve_GF2m(group, NULL, tmp_1, tmp_2, NULL)) {
458.               ECerr(EC_F_EC_ASN1_GROUP2CURVE, ERR_R_EC_LIB);
                   ^
459.               goto err;
460.           }

crypto/ec/ec_asn1.c:526:2: 
524.       ok = 1;
525.   
526. >  err:
527.       OPENSSL_free(buffer_1);
528.       OPENSSL_free(buffer_2);

crypto/ec/ec_asn1.c:527:5: 
525.   
526.    err:
527. >     OPENSSL_free(buffer_1);
528.       OPENSSL_free(buffer_2);
529.       BN_free(tmp_1);

crypto/mem.c:233:1: start of procedure CRYPTO_free()
  231.   }
  232.   
  233. > void CRYPTO_free(void *str)
  234.   {
  235.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG

crypto/mem.c:244:5: 
  242.       }
  243.   #else
  244. >     free(str);
  245.   #endif
  246.   }

crypto/mem.c:246:1: return from a call to CRYPTO_free
  244.       free(str);
  245.   #endif
  246. > }
  247.   
  248.   void CRYPTO_clear_free(void *str, size_t num)

crypto/ec/ec_asn1.c:528:5: 
526.    err:
527.       OPENSSL_free(buffer_1);
528. >     OPENSSL_free(buffer_2);
529.       BN_free(tmp_1);
530.       BN_free(tmp_2);

crypto/mem.c:233:1: start of procedure CRYPTO_free()
  231.   }
  232.   
  233. > void CRYPTO_free(void *str)
  234.   {
  235.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG

crypto/mem.c:244:5: 
  242.       }
  243.   #else
  244. >     free(str);
  245.   #endif
  246.   }

crypto/mem.c:246:1: return from a call to CRYPTO_free
  244.       free(str);
  245.   #endif
  246. > }
  247.   
  248.   void CRYPTO_clear_free(void *str, size_t num)

crypto/ec/ec_asn1.c:529:5: 
527.       OPENSSL_free(buffer_1);
528.       OPENSSL_free(buffer_2);
529. >     BN_free(tmp_1);
530.       BN_free(tmp_2);
531.       return (ok);

crypto/bn/bn_lib.c:251:1: start of procedure BN_free()
  249.   }
  250.   
  251. > void BN_free(BIGNUM *a)
  252.   {
  253.       if (a == NULL)

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

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

crypto/bn/bn_lib.c:1041:1: start of procedure BN_get_flags()
    1039.   }
    1040.   
    1041. > int BN_get_flags(const BIGNUM *b, int n)
    1042.   {
    1043.       return b->flags & n;

crypto/bn/bn_lib.c:1043:5: 
    1041.   int BN_get_flags(const BIGNUM *b, int n)
    1042.   {
    1043. >     return b->flags & n;
    1044.   }
    1045.   

crypto/bn/bn_lib.c:1044:1: return from a call to BN_get_flags
    1042.   {
    1043.       return b->flags & n;
    1044. > }
    1045.   
    1046.   /* Populate a BN_GENCB structure with an "old"-style callback */

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

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

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

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

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

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