crypto/ec/ec_key.c:284: error: MEMORY_LEAK
  memory dynamically allocated by call to `BN_new()` at line 248, column 18 is not reachable after line 284, column 5.
Showing all 125 steps of the trace


crypto/ec/ec_key.c:241:1: start of procedure ossl_ec_key_gen()
239.   }
240.   
241. > int ossl_ec_key_gen(EC_KEY *eckey)
242.   {
243.       int ok = 0;

crypto/ec/ec_key.c:243:5: 
241.   int ossl_ec_key_gen(EC_KEY *eckey)
242.   {
243. >     int ok = 0;
244.       BN_CTX *ctx = NULL;
245.       BIGNUM *priv_key = NULL, *order = NULL;

crypto/ec/ec_key.c:244:5: 
242.   {
243.       int ok = 0;
244. >     BN_CTX *ctx = NULL;
245.       BIGNUM *priv_key = NULL, *order = NULL;
246.       EC_POINT *pub_key = NULL;

crypto/ec/ec_key.c:245:5: 
243.       int ok = 0;
244.       BN_CTX *ctx = NULL;
245. >     BIGNUM *priv_key = NULL, *order = NULL;
246.       EC_POINT *pub_key = NULL;
247.   

crypto/ec/ec_key.c:246:5: 
244.       BN_CTX *ctx = NULL;
245.       BIGNUM *priv_key = NULL, *order = NULL;
246. >     EC_POINT *pub_key = NULL;
247.   
248.       if ((order = BN_new()) == NULL)

crypto/ec/ec_key.c:248:9: 
246.       EC_POINT *pub_key = NULL;
247.   
248. >     if ((order = BN_new()) == NULL)
249.           goto err;
250.       if ((ctx = BN_CTX_new()) == NULL)

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/ec/ec_key.c:248:9: Taking false branch
246.       EC_POINT *pub_key = NULL;
247.   
248.       if ((order = BN_new()) == NULL)
               ^
249.           goto err;
250.       if ((ctx = BN_CTX_new()) == NULL)

crypto/ec/ec_key.c:250:9: 
248.       if ((order = BN_new()) == NULL)
249.           goto err;
250. >     if ((ctx = BN_CTX_new()) == NULL)
251.           goto err;
252.   

crypto/bn/bn_ctx.c:189:1: start of procedure BN_CTX_new()
  187.   
  188.   
  189. > BN_CTX *BN_CTX_new(void)
  190.   {
  191.       BN_CTX *ret;

crypto/bn/bn_ctx.c:193:9: 
  191.       BN_CTX *ret;
  192.   
  193. >     if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {
  194.           BNerr(BN_F_BN_CTX_NEW, ERR_R_MALLOC_FAILURE);
  195.           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_ctx.c:193:9: Taking false branch
  191.       BN_CTX *ret;
  192.   
  193.       if ((ret = OPENSSL_zalloc(sizeof(*ret))) == NULL) {
                 ^
  194.           BNerr(BN_F_BN_CTX_NEW, ERR_R_MALLOC_FAILURE);
  195.           return NULL;

crypto/bn/bn_ctx.c:198:5: 
  196.       }
  197.       /* Initialise the structure */
  198. >     BN_POOL_init(&ret->pool);
  199.       BN_STACK_init(&ret->stack);
  200.       return ret;

crypto/bn/bn_ctx.c:335:1: start of procedure BN_POOL_init()
    333.   /***********/
    334.   
    335. > static void BN_POOL_init(BN_POOL *p)
    336.   {
    337.       p->head = p->current = p->tail = NULL;

crypto/bn/bn_ctx.c:337:5: 
    335.   static void BN_POOL_init(BN_POOL *p)
    336.   {
    337. >     p->head = p->current = p->tail = NULL;
    338.       p->used = p->size = 0;
    339.   }

crypto/bn/bn_ctx.c:338:5: 
    336.   {
    337.       p->head = p->current = p->tail = NULL;
    338. >     p->used = p->size = 0;
    339.   }
    340.   

crypto/bn/bn_ctx.c:339:1: return from a call to BN_POOL_init
    337.       p->head = p->current = p->tail = NULL;
    338.       p->used = p->size = 0;
    339. > }
    340.   
    341.   static void BN_POOL_finish(BN_POOL *p)

crypto/bn/bn_ctx.c:199:5: 
  197.       /* Initialise the structure */
  198.       BN_POOL_init(&ret->pool);
  199. >     BN_STACK_init(&ret->stack);
  200.       return ret;
  201.   }

crypto/bn/bn_ctx.c:294:1: start of procedure BN_STACK_init()
    292.   /************/
    293.   
    294. > static void BN_STACK_init(BN_STACK *st)
    295.   {
    296.       st->indexes = NULL;

crypto/bn/bn_ctx.c:296:5: 
    294.   static void BN_STACK_init(BN_STACK *st)
    295.   {
    296. >     st->indexes = NULL;
    297.       st->depth = st->size = 0;
    298.   }

crypto/bn/bn_ctx.c:297:5: 
    295.   {
    296.       st->indexes = NULL;
    297. >     st->depth = st->size = 0;
    298.   }
    299.   

crypto/bn/bn_ctx.c:298:1: return from a call to BN_STACK_init
    296.       st->indexes = NULL;
    297.       st->depth = st->size = 0;
    298. > }
    299.   
    300.   static void BN_STACK_finish(BN_STACK *st)

crypto/bn/bn_ctx.c:200:5: 
  198.       BN_POOL_init(&ret->pool);
  199.       BN_STACK_init(&ret->stack);
  200. >     return ret;
  201.   }
  202.   

crypto/bn/bn_ctx.c:201:1: return from a call to BN_CTX_new
  199.       BN_STACK_init(&ret->stack);
  200.       return ret;
  201. > }
  202.   
  203.   BN_CTX *BN_CTX_secure_new(void)

crypto/ec/ec_key.c:250:9: Taking false branch
248.       if ((order = BN_new()) == NULL)
249.           goto err;
250.       if ((ctx = BN_CTX_new()) == NULL)
               ^
251.           goto err;
252.   

crypto/ec/ec_key.c:253:9: Taking false branch
251.           goto err;
252.   
253.       if (eckey->priv_key == NULL) {
               ^
254.           priv_key = BN_new();
255.           if (priv_key == NULL)

crypto/ec/ec_key.c:258:9: 
256.               goto err;
257.       } else
258. >         priv_key = eckey->priv_key;
259.   
260.       if (!EC_GROUP_get_order(eckey->group, order, ctx))

crypto/ec/ec_key.c:260:10: 
258.           priv_key = eckey->priv_key;
259.   
260. >     if (!EC_GROUP_get_order(eckey->group, order, ctx))
261.           goto err;
262.   

crypto/ec/ec_lib.c:351:1: start of procedure EC_GROUP_get_order()
  349.   }
  350.   
  351. > int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx)
  352.   {
  353.       if (!BN_copy(order, group->order))

crypto/ec/ec_lib.c:353:10: Taking false branch
  351.   int EC_GROUP_get_order(const EC_GROUP *group, BIGNUM *order, BN_CTX *ctx)
  352.   {
  353.       if (!BN_copy(order, group->order))
                  ^
  354.           return 0;
  355.   

crypto/ec/ec_lib.c:356:13: 
  354.           return 0;
  355.   
  356. >     return !BN_is_zero(order);
  357.   }
  358.   

crypto/bn/bn_lib.c:899:1: start of procedure BN_is_zero()
    897.   }
    898.   
    899. > int BN_is_zero(const BIGNUM *a)
    900.   {
    901.       return a->top == 0;

crypto/bn/bn_lib.c:901:12: Condition is false
    899.   int BN_is_zero(const BIGNUM *a)
    900.   {
    901.       return a->top == 0;
                      ^
    902.   }
    903.   

crypto/bn/bn_lib.c:901:5: 
    899.   int BN_is_zero(const BIGNUM *a)
    900.   {
    901. >     return a->top == 0;
    902.   }
    903.   

crypto/bn/bn_lib.c:902:1: return from a call to BN_is_zero
    900.   {
    901.       return a->top == 0;
    902. > }
    903.   
    904.   int BN_is_one(const BIGNUM *a)

crypto/ec/ec_lib.c:356:13: Condition is false
  354.           return 0;
  355.   
  356.       return !BN_is_zero(order);
                     ^
  357.   }
  358.   

crypto/ec/ec_lib.c:356:12: 
  354.           return 0;
  355.   
  356. >     return !BN_is_zero(order);
  357.   }
  358.   

crypto/ec/ec_lib.c:356:5: 
  354.           return 0;
  355.   
  356. >     return !BN_is_zero(order);
  357.   }
  358.   

crypto/ec/ec_lib.c:357:1: return from a call to EC_GROUP_get_order
  355.   
  356.       return !BN_is_zero(order);
  357. > }
  358.   
  359.   int EC_GROUP_get_cofactor(const EC_GROUP *group, BIGNUM *cofactor,

crypto/ec/ec_key.c:260:10: Taking false branch
258.           priv_key = eckey->priv_key;
259.   
260.       if (!EC_GROUP_get_order(eckey->group, order, ctx))
                ^
261.           goto err;
262.   

crypto/ec/ec_key.c:264:14: 
262.   
263.       do
264. >         if (!BN_rand_range(priv_key, order))
265.               goto err;
266.       while (BN_is_zero(priv_key)) ;

crypto/bn/bn_rand.c:281:1: start of procedure BN_rand_range()
  279.   }
  280.   
  281. > int BN_rand_range(BIGNUM *r, const BIGNUM *range)
  282.   {
  283.       return bn_rand_range(0, r, range);

crypto/bn/bn_rand.c:283:5: Skipping bn_rand_range(): empty list of specs
  281.   int BN_rand_range(BIGNUM *r, const BIGNUM *range)
  282.   {
  283.       return bn_rand_range(0, r, range);
             ^
  284.   }
  285.   

crypto/bn/bn_rand.c:284:1: return from a call to BN_rand_range
  282.   {
  283.       return bn_rand_range(0, r, range);
  284. > }
  285.   
  286.   int BN_pseudo_rand_range(BIGNUM *r, const BIGNUM *range)

crypto/ec/ec_key.c:264:14: Taking false branch
262.   
263.       do
264.           if (!BN_rand_range(priv_key, order))
                    ^
265.               goto err;
266.       while (BN_is_zero(priv_key)) ;

crypto/ec/ec_key.c:266:12: 
264.           if (!BN_rand_range(priv_key, order))
265.               goto err;
266. >     while (BN_is_zero(priv_key)) ;
267.   
268.       if (eckey->pub_key == NULL) {

crypto/bn/bn_lib.c:899:1: start of procedure BN_is_zero()
  897.   }
  898.   
  899. > int BN_is_zero(const BIGNUM *a)
  900.   {
  901.       return a->top == 0;

crypto/bn/bn_lib.c:901:12: Condition is false
  899.   int BN_is_zero(const BIGNUM *a)
  900.   {
  901.       return a->top == 0;
                    ^
  902.   }
  903.   

crypto/bn/bn_lib.c:901:5: 
  899.   int BN_is_zero(const BIGNUM *a)
  900.   {
  901. >     return a->top == 0;
  902.   }
  903.   

crypto/bn/bn_lib.c:902:1: return from a call to BN_is_zero
  900.   {
  901.       return a->top == 0;
  902. > }
  903.   
  904.   int BN_is_one(const BIGNUM *a)

crypto/ec/ec_key.c:266:12: Loop condition is false. Leaving loop
264.           if (!BN_rand_range(priv_key, order))
265.               goto err;
266.       while (BN_is_zero(priv_key)) ;
                  ^
267.   
268.       if (eckey->pub_key == NULL) {

crypto/ec/ec_key.c:268:9: Taking true branch
266.       while (BN_is_zero(priv_key)) ;
267.   
268.       if (eckey->pub_key == NULL) {
               ^
269.           pub_key = EC_POINT_new(eckey->group);
270.           if (pub_key == NULL)

crypto/ec/ec_key.c:269:9: 
267.   
268.       if (eckey->pub_key == NULL) {
269. >         pub_key = EC_POINT_new(eckey->group);
270.           if (pub_key == NULL)
271.               goto err;

crypto/ec/ec_lib.c:561:1: start of procedure EC_POINT_new()
  559.   /* functions for EC_POINT objects */
  560.   
  561. > EC_POINT *EC_POINT_new(const EC_GROUP *group)
  562.   {
  563.       EC_POINT *ret;

crypto/ec/ec_lib.c:565:9: Taking false branch
  563.       EC_POINT *ret;
  564.   
  565.       if (group == NULL) {
                 ^
  566.           ECerr(EC_F_EC_POINT_NEW, ERR_R_PASSED_NULL_PARAMETER);
  567.           return NULL;

crypto/ec/ec_lib.c:569:9: Taking false branch
  567.           return NULL;
  568.       }
  569.       if (group->meth->point_init == 0) {
                 ^
  570.           ECerr(EC_F_EC_POINT_NEW, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
  571.           return NULL;

crypto/ec/ec_lib.c:574:5: 
  572.       }
  573.   
  574. >     ret = OPENSSL_malloc(sizeof(*ret));
  575.       if (ret == NULL) {
  576.           ECerr(EC_F_EC_POINT_NEW, ERR_R_MALLOC_FAILURE);

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/ec/ec_lib.c:575:9: Taking false branch
  573.   
  574.       ret = OPENSSL_malloc(sizeof(*ret));
  575.       if (ret == NULL) {
                 ^
  576.           ECerr(EC_F_EC_POINT_NEW, ERR_R_MALLOC_FAILURE);
  577.           return NULL;

crypto/ec/ec_lib.c:580:5: 
  578.       }
  579.   
  580. >     ret->meth = group->meth;
  581.   
  582.       if (!ret->meth->point_init(ret)) {

crypto/ec/ec_lib.c:582:10: Taking true branch
  580.       ret->meth = group->meth;
  581.   
  582.       if (!ret->meth->point_init(ret)) {
                  ^
  583.           OPENSSL_free(ret);
  584.           return NULL;

crypto/ec/ec_lib.c:583:9: 
  581.   
  582.       if (!ret->meth->point_init(ret)) {
  583. >         OPENSSL_free(ret);
  584.           return NULL;
  585.       }

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

crypto/mem.c:245:5: 
    243.       }
    244.   #else
    245. >     free(str);
    246.   #endif
    247.   }

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

crypto/ec/ec_lib.c:584:9: 
  582.       if (!ret->meth->point_init(ret)) {
  583.           OPENSSL_free(ret);
  584. >         return NULL;
  585.       }
  586.   

crypto/ec/ec_lib.c:588:1: return from a call to EC_POINT_new
  586.   
  587.       return ret;
  588. > }
  589.   
  590.   void EC_POINT_free(EC_POINT *point)

crypto/ec/ec_key.c:270:13: Taking true branch
268.       if (eckey->pub_key == NULL) {
269.           pub_key = EC_POINT_new(eckey->group);
270.           if (pub_key == NULL)
                   ^
271.               goto err;
272.       } else

crypto/ec/ec_key.c:283:2: 
281.       ok = 1;
282.   
283. >  err:
284.       BN_free(order);
285.       if (eckey->pub_key == NULL)

crypto/ec/ec_key.c:284:5: 
282.   
283.    err:
284. >     BN_free(order);
285.       if (eckey->pub_key == NULL)
286.           EC_POINT_free(pub_key);

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)
