crypto/srp/srp_lib.c:150: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 125, column 12 is not reachable after line 150, column 5.
Showing all 67 steps of the trace


crypto/srp/srp_lib.c:115:1: start of procedure SRP_Calc_x()
113.   }
114.   
115. > BIGNUM *SRP_Calc_x(const BIGNUM *s, const char *user, const char *pass)
116.   {
117.       unsigned char dig[SHA_DIGEST_LENGTH];

crypto/srp/srp_lib.c:119:5: 
117.       unsigned char dig[SHA_DIGEST_LENGTH];
118.       EVP_MD_CTX *ctxt;
119. >     unsigned char *cs = NULL;
120.       BIGNUM *res = NULL;
121.   

crypto/srp/srp_lib.c:120:5: 
118.       EVP_MD_CTX *ctxt;
119.       unsigned char *cs = NULL;
120. >     BIGNUM *res = NULL;
121.   
122.       if ((s == NULL) || (user == NULL) || (pass == NULL))

crypto/srp/srp_lib.c:122:10: Taking false branch
120.       BIGNUM *res = NULL;
121.   
122.       if ((s == NULL) || (user == NULL) || (pass == NULL))
                ^
123.           return NULL;
124.   

crypto/srp/srp_lib.c:122:25: Taking false branch
120.       BIGNUM *res = NULL;
121.   
122.       if ((s == NULL) || (user == NULL) || (pass == NULL))
                               ^
123.           return NULL;
124.   

crypto/srp/srp_lib.c:122:43: Taking false branch
120.       BIGNUM *res = NULL;
121.   
122.       if ((s == NULL) || (user == NULL) || (pass == NULL))
                                                 ^
123.           return NULL;
124.   

crypto/srp/srp_lib.c:125:5: 
123.           return NULL;
124.   
125. >     ctxt = EVP_MD_CTX_new();
126.       if (ctxt == NULL)
127.           return NULL;

crypto/evp/digest.c:44:1: start of procedure EVP_MD_CTX_new()
  42.   }
  43.   
  44. > EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));

crypto/evp/digest.c:46:5: 
  44.   EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46. >     return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47.   }
  48.   

crypto/mem.c:221:1: start of procedure CRYPTO_zalloc()
    219.   }
    220.   
    221. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    222.   {
    223.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:223:5: 
    221.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    222.   {
    223. >     void *ret = CRYPTO_malloc(num, file, line);
    224.   
    225.       FAILTEST();

crypto/mem.c:192:1: start of procedure CRYPTO_malloc()
      190.   #endif
      191.   
      192. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      193.   {
      194.       void *ret = NULL;

crypto/mem.c:194:5: 
      192.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      193.   {
      194. >     void *ret = NULL;
      195.   
      196.       INCREMENT(malloc_count);

crypto/mem.c:197:9: Taking false branch
      195.   
      196.       INCREMENT(malloc_count);
      197.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      198.           return malloc_impl(num, file, line);
      199.   

crypto/mem.c:200:9: Taking false branch
      198.           return malloc_impl(num, file, line);
      199.   
      200.       if (num == 0)
                     ^
      201.           return NULL;
      202.   

crypto/mem.c:204:5: 
      202.   
      203.       FAILTEST();
      204. >     allow_customize = 0;
      205.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      206.       if (call_malloc_debug) {

crypto/mem.c:214:5: 
      212.       }
      213.   #else
      214. >     (void)(file); (void)(line);
      215.       ret = malloc(num);
      216.   #endif

crypto/mem.c:214:19: 
      212.       }
      213.   #else
      214. >     (void)(file); (void)(line);
      215.       ret = malloc(num);
      216.   #endif

crypto/mem.c:215:5: 
      213.   #else
      214.       (void)(file); (void)(line);
      215. >     ret = malloc(num);
      216.   #endif
      217.   

crypto/mem.c:218:5: 
      216.   #endif
      217.   
      218. >     return ret;
      219.   }
      220.   

crypto/mem.c:219:1: return from a call to CRYPTO_malloc
      217.   
      218.       return ret;
      219. > }
      220.   
      221.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:226:9: Taking true branch
    224.   
    225.       FAILTEST();
    226.       if (ret != NULL)
                   ^
    227.           memset(ret, 0, num);
    228.       return ret;

crypto/mem.c:227:9: 
    225.       FAILTEST();
    226.       if (ret != NULL)
    227. >         memset(ret, 0, num);
    228.       return ret;
    229.   }

crypto/mem.c:228:5: 
    226.       if (ret != NULL)
    227.           memset(ret, 0, num);
    228. >     return ret;
    229.   }
    230.   

crypto/mem.c:229:1: return from a call to CRYPTO_zalloc
    227.           memset(ret, 0, num);
    228.       return ret;
    229. > }
    230.   
    231.   void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:47:1: return from a call to EVP_MD_CTX_new
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47. > }
  48.   
  49.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)

crypto/srp/srp_lib.c:126:9: Taking false branch
124.   
125.       ctxt = EVP_MD_CTX_new();
126.       if (ctxt == NULL)
               ^
127.           return NULL;
128.       if ((cs = OPENSSL_malloc(BN_num_bytes(s))) == NULL)

crypto/srp/srp_lib.c:128:9: 
126.       if (ctxt == NULL)
127.           return NULL;
128. >     if ((cs = OPENSSL_malloc(BN_num_bytes(s))) == NULL)
129.           goto err;
130.   

crypto/bn/bn_lib.c:161:1: start of procedure BN_num_bits()
  159.   }
  160.   
  161. > int BN_num_bits(const BIGNUM *a)
  162.   {
  163.       int i = a->top - 1;

crypto/bn/bn_lib.c:163:5: 
  161.   int BN_num_bits(const BIGNUM *a)
  162.   {
  163. >     int i = a->top - 1;
  164.       bn_check_top(a);
  165.   

crypto/bn/bn_lib.c:166:9: 
  164.       bn_check_top(a);
  165.   
  166. >     if (BN_is_zero(a))
  167.           return 0;
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));

crypto/bn/bn_lib.c:841:1: start of procedure BN_is_zero()
    839.   }
    840.   
    841. > int BN_is_zero(const BIGNUM *a)
    842.   {
    843.       return a->top == 0;

crypto/bn/bn_lib.c:843:12: Condition is false
    841.   int BN_is_zero(const BIGNUM *a)
    842.   {
    843.       return a->top == 0;
                      ^
    844.   }
    845.   

crypto/bn/bn_lib.c:843:5: 
    841.   int BN_is_zero(const BIGNUM *a)
    842.   {
    843. >     return a->top == 0;
    844.   }
    845.   

crypto/bn/bn_lib.c:844:1: return from a call to BN_is_zero
    842.   {
    843.       return a->top == 0;
    844. > }
    845.   
    846.   int BN_is_one(const BIGNUM *a)

crypto/bn/bn_lib.c:166:9: Taking false branch
  164.       bn_check_top(a);
  165.   
  166.       if (BN_is_zero(a))
                 ^
  167.           return 0;
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));

crypto/bn/bn_lib.c:168:5: Skipping BN_num_bits_word(): empty list of specs
  166.       if (BN_is_zero(a))
  167.           return 0;
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));
             ^
  169.   }
  170.   

crypto/bn/bn_lib.c:169:1: return from a call to BN_num_bits
  167.           return 0;
  168.       return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));
  169. > }
  170.   
  171.   static void bn_free_d(BIGNUM *a)

crypto/mem.c:192:1: start of procedure CRYPTO_malloc()
  190.   #endif
  191.   
  192. > void *CRYPTO_malloc(size_t num, const char *file, int line)
  193.   {
  194.       void *ret = NULL;

crypto/mem.c:194:5: 
  192.   void *CRYPTO_malloc(size_t num, const char *file, int line)
  193.   {
  194. >     void *ret = NULL;
  195.   
  196.       INCREMENT(malloc_count);

crypto/mem.c:197:9: Taking true branch
  195.   
  196.       INCREMENT(malloc_count);
  197.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                 ^
  198.           return malloc_impl(num, file, line);
  199.   

crypto/mem.c:197:32: Taking true branch
  195.   
  196.       INCREMENT(malloc_count);
  197.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                                        ^
  198.           return malloc_impl(num, file, line);
  199.   

crypto/mem.c:198:9: Skipping __function_pointer__(): unresolved function pointer
  196.       INCREMENT(malloc_count);
  197.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
  198.           return malloc_impl(num, file, line);
                 ^
  199.   
  200.       if (num == 0)

crypto/mem.c:219:1: return from a call to CRYPTO_malloc
  217.   
  218.       return ret;
  219. > }
  220.   
  221.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/srp/srp_lib.c:128:9: Taking false branch
126.       if (ctxt == NULL)
127.           return NULL;
128.       if ((cs = OPENSSL_malloc(BN_num_bytes(s))) == NULL)
               ^
129.           goto err;
130.   

crypto/srp/srp_lib.c:131:10: 
129.           goto err;
130.   
131. >     if (!EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
132.           || !EVP_DigestUpdate(ctxt, user, strlen(user))
133.           || !EVP_DigestUpdate(ctxt, ":", 1)

crypto/evp/m_sha1.c:109:1: start of procedure EVP_sha1()
  107.   };
  108.   
  109. > const EVP_MD *EVP_sha1(void)
  110.   {
  111.       return &sha1_md;

crypto/evp/m_sha1.c:111:5: 
  109.   const EVP_MD *EVP_sha1(void)
  110.   {
  111. >     return &sha1_md;
  112.   }
  113.   

crypto/evp/m_sha1.c:112:1: return from a call to EVP_sha1
  110.   {
  111.       return &sha1_md;
  112. > }
  113.   
  114.   static int init224(EVP_MD_CTX *ctx)

crypto/srp/srp_lib.c:131:10: Taking true branch
129.           goto err;
130.   
131.       if (!EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
                ^
132.           || !EVP_DigestUpdate(ctxt, user, strlen(user))
133.           || !EVP_DigestUpdate(ctxt, ":", 1)

crypto/srp/srp_lib.c:148:2: 
146.       res = BN_bin2bn(dig, sizeof(dig), NULL);
147.   
148. >  err:
149.       OPENSSL_free(cs);
150.       EVP_MD_CTX_free(ctxt);

crypto/srp/srp_lib.c:149:5: 
147.   
148.    err:
149. >     OPENSSL_free(cs);
150.       EVP_MD_CTX_free(ctxt);
151.       return res;

crypto/mem.c:289:1: start of procedure CRYPTO_free()
  287.   }
  288.   
  289. > void CRYPTO_free(void *str, const char *file, int line)
  290.   {
  291.       INCREMENT(free_count);

crypto/mem.c:292:9: Taking false branch
  290.   {
  291.       INCREMENT(free_count);
  292.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                 ^
  293.           free_impl(str, file, line);
  294.           return;

crypto/mem.c:306:5: 
  304.       }
  305.   #else
  306. >     free(str);
  307.   #endif
  308.   }

crypto/mem.c:308:1: return from a call to CRYPTO_free
  306.       free(str);
  307.   #endif
  308. > }
  309.   
  310.   void CRYPTO_clear_free(void *str, size_t num, const char *file, int line)

crypto/srp/srp_lib.c:150:5: 
148.    err:
149.       OPENSSL_free(cs);
150. >     EVP_MD_CTX_free(ctxt);
151.       return res;
152.   }

crypto/evp/digest.c:49:1: start of procedure EVP_MD_CTX_free()
  47.   }
  48.   
  49. > void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  50.   {
  51.       EVP_MD_CTX_reset(ctx);

crypto/evp/digest.c:51:5: Skipping EVP_MD_CTX_reset(): empty list of specs
  49.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  50.   {
  51.       EVP_MD_CTX_reset(ctx);
            ^
  52.       OPENSSL_free(ctx);
  53.   }

crypto/evp/digest.c:52:5: 
  50.   {
  51.       EVP_MD_CTX_reset(ctx);
  52. >     OPENSSL_free(ctx);
  53.   }
  54.   

crypto/mem.c:289:1: start of procedure CRYPTO_free()
    287.   }
    288.   
    289. > void CRYPTO_free(void *str, const char *file, int line)
    290.   {
    291.       INCREMENT(free_count);

crypto/mem.c:292:9: Taking true branch
    290.   {
    291.       INCREMENT(free_count);
    292.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    293.           free_impl(str, file, line);
    294.           return;

crypto/mem.c:292:30: Taking true branch
    290.   {
    291.       INCREMENT(free_count);
    292.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    293.           free_impl(str, file, line);
    294.           return;

crypto/mem.c:293:9: Skipping __function_pointer__(): unresolved function pointer
    291.       INCREMENT(free_count);
    292.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    293.           free_impl(str, file, line);
                   ^
    294.           return;
    295.       }

crypto/mem.c:294:9: 
    292.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    293.           free_impl(str, file, line);
    294. >         return;
    295.       }
    296.   

crypto/mem.c:308:1: return from a call to CRYPTO_free
    306.       free(str);
    307.   #endif
    308. > }
    309.   
    310.   void CRYPTO_clear_free(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:53:1: return from a call to EVP_MD_CTX_free
  51.       EVP_MD_CTX_reset(ctx);
  52.       OPENSSL_free(ctx);
  53. > }
  54.   
  55.   int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)
