ssl/s3_enc.c:504: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 470, column 23 is not reachable after line 504, column 5.
Showing all 41 steps of the trace


ssl/s3_enc.c:455:1: start of procedure ssl3_generate_master_secret()
453.   }
454.   
455. > int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,
456.                                   size_t len, size_t *secret_size)
457.   {

ssl/s3_enc.c:458:5: 
456.                                   size_t len, size_t *secret_size)
457.   {
458. >     static const unsigned char *salt[3] = {
459.   #ifndef CHARSET_EBCDIC
460.           (const unsigned char *)"A",

ssl/s3_enc.c:470:5: 
468.       };
469.       unsigned char buf[EVP_MAX_MD_SIZE];
470. >     EVP_MD_CTX *ctx = EVP_MD_CTX_new();
471.       int i, ret = 1;
472.       unsigned int n;

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:186:1: start of procedure CRYPTO_zalloc()
    184.   }
    185.   
    186. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    187.   {
    188.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:188:5: 
    186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    187.   {
    188. >     void *ret = CRYPTO_malloc(num, file, line);
    189.   
    190.       FAILTEST();

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

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

crypto/mem.c:162:9: Taking false branch
      160.       void *ret = NULL;
      161.   
      162.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      163.           return malloc_impl(num, file, line);
      164.   

crypto/mem.c:165:9: Taking false branch
      163.           return malloc_impl(num, file, line);
      164.   
      165.       if (num == 0)
                     ^
      166.           return NULL;
      167.   

crypto/mem.c:169:5: 
      167.   
      168.       FAILTEST();
      169. >     allow_customize = 0;
      170.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      171.       if (call_malloc_debug) {

crypto/mem.c:179:5: 
      177.       }
      178.   #else
      179. >     osslargused(file); osslargused(line);
      180.       ret = malloc(num);
      181.   #endif

crypto/mem.c:179:24: 
      177.       }
      178.   #else
      179. >     osslargused(file); osslargused(line);
      180.       ret = malloc(num);
      181.   #endif

crypto/mem.c:180:5: 
      178.   #else
      179.       osslargused(file); osslargused(line);
      180. >     ret = malloc(num);
      181.   #endif
      182.   

crypto/mem.c:183:5: 
      181.   #endif
      182.   
      183. >     return ret;
      184.   }
      185.   

crypto/mem.c:184:1: return from a call to CRYPTO_malloc
      182.   
      183.       return ret;
      184. > }
      185.   
      186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:191:9: Taking true branch
    189.   
    190.       FAILTEST();
    191.       if (ret != NULL)
                   ^
    192.           memset(ret, 0, num);
    193.       return ret;

crypto/mem.c:192:9: 
    190.       FAILTEST();
    191.       if (ret != NULL)
    192. >         memset(ret, 0, num);
    193.       return ret;
    194.   }

crypto/mem.c:193:5: 
    191.       if (ret != NULL)
    192.           memset(ret, 0, num);
    193. >     return ret;
    194.   }
    195.   

crypto/mem.c:194:1: return from a call to CRYPTO_zalloc
    192.           memset(ret, 0, num);
    193.       return ret;
    194. > }
    195.   
    196.   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)

ssl/s3_enc.c:471:5: 
469.       unsigned char buf[EVP_MAX_MD_SIZE];
470.       EVP_MD_CTX *ctx = EVP_MD_CTX_new();
471. >     int i, ret = 1;
472.       unsigned int n;
473.   #ifdef OPENSSL_SSL_TRACE_CRYPTO

ssl/s3_enc.c:476:5: 
474.       unsigned char *tmpout = out;
475.   #endif
476. >     size_t ret_secret_size = 0;
477.   
478.       if (ctx == NULL) {

ssl/s3_enc.c:478:9: Taking false branch
476.       size_t ret_secret_size = 0;
477.   
478.       if (ctx == NULL) {
               ^
479.           SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_MALLOC_FAILURE);
480.           return 0;

ssl/s3_enc.c:482:10: 
480.           return 0;
481.       }
482. >     for (i = 0; i < 3; i++) {
483.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
484.               || EVP_DigestUpdate(ctx, salt[i],

ssl/s3_enc.c:482:17: Loop condition is true. Entering loop body
480.           return 0;
481.       }
482.       for (i = 0; i < 3; i++) {
                       ^
483.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
484.               || EVP_DigestUpdate(ctx, salt[i],

ssl/s3_enc.c:483:13: Taking true branch
481.       }
482.       for (i = 0; i < 3; i++) {
483.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
                   ^
484.               || EVP_DigestUpdate(ctx, salt[i],
485.                                   strlen((const char *)salt[i])) <= 0

ssl/s3_enc.c:497:13: Skipping ERR_put_error(): empty list of specs
495.               || EVP_DigestUpdate(ctx, buf, n) <= 0
496.               || EVP_DigestFinal_ex(ctx, out, &n) <= 0) {
497.               SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
                   ^
498.               ret = 0;
499.               break;

ssl/s3_enc.c:498:13: 
496.               || EVP_DigestFinal_ex(ctx, out, &n) <= 0) {
497.               SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
498. >             ret = 0;
499.               break;
500.           }

ssl/s3_enc.c:504:5: 
502.           ret_secret_size += n;
503.       }
504. >     EVP_MD_CTX_free(ctx);
505.   
506.   #ifdef OPENSSL_SSL_TRACE_CRYPTO

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:253:1: start of procedure CRYPTO_free()
    251.   }
    252.   
    253. > void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:255:9: Taking true branch
    253.   void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    256.           free_impl(str, file, line);
    257.           return;

crypto/mem.c:255:30: Taking true branch
    253.   void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    256.           free_impl(str, file, line);
    257.           return;

crypto/mem.c:256:9: Skipping __function_pointer__(): unresolved function pointer
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    256.           free_impl(str, file, line);
                   ^
    257.           return;
    258.       }

crypto/mem.c:257:9: 
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    256.           free_impl(str, file, line);
    257. >         return;
    258.       }
    259.   

crypto/mem.c:271:1: return from a call to CRYPTO_free
    269.       free(str);
    270.   #endif
    271. > }
    272.   
    273.   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)
