crypto/pem/pvkfmt.c:754: error: MEMORY_LEAK
  memory dynamically allocated to `return` by call to `EVP_CIPHER_CTX_new()` at line 749, column 28 is not reachable after line 754, column 9.
Showing all 28 steps of the trace


crypto/pem/pvkfmt.c:744:1: start of procedure i2b_PVK()
742.   }
743.   
744. > static int i2b_PVK(unsigned char **out, EVP_PKEY *pk, int enclevel,
745.                      pem_password_cb *cb, void *u)
746.   {

crypto/pem/pvkfmt.c:747:5: 
745.                      pem_password_cb *cb, void *u)
746.   {
747. >     int outlen = 24, pklen;
748.       unsigned char *p, *salt = NULL;
749.       EVP_CIPHER_CTX *cctx = EVP_CIPHER_CTX_new();

crypto/pem/pvkfmt.c:748:5: 
746.   {
747.       int outlen = 24, pklen;
748. >     unsigned char *p, *salt = NULL;
749.       EVP_CIPHER_CTX *cctx = EVP_CIPHER_CTX_new();
750.       if (enclevel)

crypto/pem/pvkfmt.c:749:5: 
747.       int outlen = 24, pklen;
748.       unsigned char *p, *salt = NULL;
749. >     EVP_CIPHER_CTX *cctx = EVP_CIPHER_CTX_new();
750.       if (enclevel)
751.           outlen += PVK_SALTLEN;

crypto/evp/evp_enc.c:93:1: start of procedure EVP_CIPHER_CTX_new()
  91.   }
  92.   
  93. > EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void)
  94.   {
  95.       return OPENSSL_zalloc(sizeof(EVP_CIPHER_CTX));

crypto/evp/evp_enc.c:95:5: 
  93.   EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void)
  94.   {
  95. >     return OPENSSL_zalloc(sizeof(EVP_CIPHER_CTX));
  96.   }
  97.   

crypto/mem.c:159:1: start of procedure CRYPTO_zalloc()
    157.   }
    158.   
    159. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    160.   {
    161.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:161:5: 
    159.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    160.   {
    161. >     void *ret = CRYPTO_malloc(num, file, line);
    162.   
    163.       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 (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)

crypto/mem.c:123:9: Taking false branch
      121.       void *ret = NULL;
      122.   
      123.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      124.           return malloc_impl(num, file, line);
      125.   

crypto/mem.c:126:9: Taking false branch
      124.           return malloc_impl(num, file, line);
      125.   
      126.       if (num <= 0)
                     ^
      127.           return NULL;
      128.   

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

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

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

crypto/mem.c:141:5: 
      139.       (void)file;
      140.       (void)line;
      141. >     ret = malloc(num);
      142.   #endif
      143.   

crypto/mem.c:156:5: 
      154.   #endif
      155.   
      156. >     return ret;
      157.   }
      158.   

crypto/mem.c:157:1: return from a call to CRYPTO_malloc
      155.   
      156.       return ret;
      157. > }
      158.   
      159.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

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

crypto/mem.c:164:9: 
    162.   
    163.       if (ret != NULL)
    164. >         memset(ret, 0, num);
    165.       return ret;
    166.   }

crypto/mem.c:165:5: 
    163.       if (ret != NULL)
    164.           memset(ret, 0, num);
    165. >     return ret;
    166.   }
    167.   

crypto/mem.c:166:1: return from a call to CRYPTO_zalloc
    164.           memset(ret, 0, num);
    165.       return ret;
    166. > }
    167.   
    168.   void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)

crypto/evp/evp_enc.c:96:1: return from a call to EVP_CIPHER_CTX_new
  94.   {
  95.       return OPENSSL_zalloc(sizeof(EVP_CIPHER_CTX));
  96. > }
  97.   
  98.   void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *ctx)

crypto/pem/pvkfmt.c:750:9: Taking true branch
748.       unsigned char *p, *salt = NULL;
749.       EVP_CIPHER_CTX *cctx = EVP_CIPHER_CTX_new();
750.       if (enclevel)
               ^
751.           outlen += PVK_SALTLEN;
752.       pklen = do_i2b(NULL, pk, 0);

crypto/pem/pvkfmt.c:751:9: 
749.       EVP_CIPHER_CTX *cctx = EVP_CIPHER_CTX_new();
750.       if (enclevel)
751. >         outlen += PVK_SALTLEN;
752.       pklen = do_i2b(NULL, pk, 0);
753.       if (pklen < 0)

crypto/pem/pvkfmt.c:752:5: Skipping do_i2b(): empty list of specs
750.       if (enclevel)
751.           outlen += PVK_SALTLEN;
752.       pklen = do_i2b(NULL, pk, 0);
           ^
753.       if (pklen < 0)
754.           return -1;

crypto/pem/pvkfmt.c:753:9: Taking true branch
751.           outlen += PVK_SALTLEN;
752.       pklen = do_i2b(NULL, pk, 0);
753.       if (pklen < 0)
               ^
754.           return -1;
755.       outlen += pklen;

crypto/pem/pvkfmt.c:754:9: 
752.       pklen = do_i2b(NULL, pk, 0);
753.       if (pklen < 0)
754. >         return -1;
755.       outlen += pklen;
756.       if (!out)
