crypto/evp/digest.c:363: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 354, column 23 is not reachable after line 363, column 5.
Showing all 39 steps of the trace


crypto/evp/digest.c:350:1: start of procedure EVP_Digest()
348.   }
349.   
350. > int EVP_Digest(const void *data, size_t count,
351.                  unsigned char *md, unsigned int *size, const EVP_MD *type,
352.                  ENGINE *impl)

crypto/evp/digest.c:354:5: 
352.                  ENGINE *impl)
353.   {
354. >     EVP_MD_CTX *ctx = EVP_MD_CTX_new();
355.       int ret;
356.   

crypto/evp/digest.c:152:1: start of procedure EVP_MD_CTX_new()
  150.   }
  151.   
  152. > EVP_MD_CTX *EVP_MD_CTX_new(void)
  153.   {
  154.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));

crypto/evp/digest.c:154:5: 
  152.   EVP_MD_CTX *EVP_MD_CTX_new(void)
  153.   {
  154. >     return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  155.   }
  156.   

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/digest.c:155:1: return from a call to EVP_MD_CTX_new
  153.   {
  154.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  155. > }
  156.   
  157.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)

crypto/evp/digest.c:357:9: Taking false branch
355.       int ret;
356.   
357.       if (ctx == NULL)
               ^
358.           return 0;
359.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);

crypto/evp/digest.c:359:5: 
357.       if (ctx == NULL)
358.           return 0;
359. >     EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
360.       ret = EVP_DigestInit_ex(ctx, type, impl)
361.           && EVP_DigestUpdate(ctx, data, count)

crypto/evp/evp_lib.c:507:1: start of procedure EVP_MD_CTX_set_flags()
  505.   }
  506.   
  507. > void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  508.   {
  509.       ctx->flags |= flags;

crypto/evp/evp_lib.c:509:5: 
  507.   void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  508.   {
  509. >     ctx->flags |= flags;
  510.   }
  511.   

crypto/evp/evp_lib.c:510:1: return from a call to EVP_MD_CTX_set_flags
  508.   {
  509.       ctx->flags |= flags;
  510. > }
  511.   
  512.   void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags)

crypto/evp/digest.c:360:11: Condition is false
358.           return 0;
359.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
360.       ret = EVP_DigestInit_ex(ctx, type, impl)
                 ^
361.           && EVP_DigestUpdate(ctx, data, count)
362.           && EVP_DigestFinal_ex(ctx, md, size);

crypto/evp/digest.c:360:5: 
358.           return 0;
359.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
360. >     ret = EVP_DigestInit_ex(ctx, type, impl)
361.           && EVP_DigestUpdate(ctx, data, count)
362.           && EVP_DigestFinal_ex(ctx, md, size);

crypto/evp/digest.c:363:5: 
361.           && EVP_DigestUpdate(ctx, data, count)
362.           && EVP_DigestFinal_ex(ctx, md, size);
363. >     EVP_MD_CTX_free(ctx);
364.   
365.       return ret;

crypto/evp/digest.c:157:1: start of procedure EVP_MD_CTX_free()
  155.   }
  156.   
  157. > void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  158.   {
  159.       EVP_MD_CTX_reset(ctx);

crypto/evp/digest.c:159:5: Skipping EVP_MD_CTX_reset(): empty list of specs
  157.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  158.   {
  159.       EVP_MD_CTX_reset(ctx);
             ^
  160.       OPENSSL_free(ctx);
  161.   }

crypto/evp/digest.c:160:5: 
  158.   {
  159.       EVP_MD_CTX_reset(ctx);
  160. >     OPENSSL_free(ctx);
  161.   }
  162.   

crypto/mem.c:225:1: start of procedure CRYPTO_free()
    223.   }
    224.   
    225. > void CRYPTO_free(void *str, const char *file, int line)
    226.   {
    227.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:227:9: Taking true branch
    225.   void CRYPTO_free(void *str, const char *file, int line)
    226.   {
    227.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    228.           free_impl(str, file, line);
    229.           return;

crypto/mem.c:227:30: Taking true branch
    225.   void CRYPTO_free(void *str, const char *file, int line)
    226.   {
    227.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    228.           free_impl(str, file, line);
    229.           return;

crypto/mem.c:228:9: Skipping __function_pointer__(): unresolved function pointer
    226.   {
    227.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    228.           free_impl(str, file, line);
                   ^
    229.           return;
    230.       }

crypto/mem.c:229:9: 
    227.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    228.           free_impl(str, file, line);
    229. >         return;
    230.       }
    231.   

crypto/mem.c:243:1: return from a call to CRYPTO_free
    241.       free(str);
    242.   #endif
    243. > }
    244.   
    245.   void CRYPTO_clear_free(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:161:1: return from a call to EVP_MD_CTX_free
  159.       EVP_MD_CTX_reset(ctx);
  160.       OPENSSL_free(ctx);
  161. > }
  162.   
  163.   int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)

int EVP_Digest(const void *data, size_t count,
               unsigned char *md, unsigned int *size, const EVP_MD *type,
               ENGINE *impl)
{
    EVP_MD_CTX *ctx = EVP_MD_CTX_new();
    int ret;
    if (ctx == NULL)
        return 0;
    EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
    ret = EVP_DigestInit_ex(ctx, type, impl)
        && EVP_DigestUpdate(ctx, data, count)
        && EVP_DigestFinal_ex(ctx, md, size);
    EVP_MD_CTX_free(ctx);
    return ret;
}
['int EVP_Digest(const void *data, size_t count,\n               unsigned char *md, unsigned int *size, const EVP_MD *type,\n               ENGINE *impl)\n{\n    EVP_MD_CTX *ctx = EVP_MD_CTX_new();\n    int ret;\n    if (ctx == NULL)\n        return 0;\n    EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);\n    ret = EVP_DigestInit_ex(ctx, type, impl)\n        && EVP_DigestUpdate(ctx, data, count)\n        && EVP_DigestFinal_ex(ctx, md, size);\n    EVP_MD_CTX_free(ctx);\n    return ret;\n}', 'EVP_MD_CTX *EVP_MD_CTX_new(void)\n{\n    return OPENSSL_zalloc(sizeof(EVP_MD_CTX));\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n    void *ret = CRYPTO_malloc(num, file, line);\n    if (ret != NULL)\n        memset(ret, 0, num);\n    return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n    void *ret = NULL;\n    if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n        return malloc_impl(num, file, line);\n    if (num <= 0)\n        return NULL;\n    allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n        ret = malloc(num);\n        CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n    } else {\n        ret = malloc(num);\n    }\n#else\n    (void)file;\n    (void)line;\n    ret = malloc(num);\n#endif\n#ifndef OPENSSL_CPUID_OBJ\n    if (ret && (num > 2048)) {\n        extern unsigned char cleanse_ctr;\n        ((unsigned char *)ret)[0] = cleanse_ctr;\n    }\n#endif\n    return ret;\n}', 'void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)\n{\n    ctx->flags |= flags;\n}', 'void EVP_MD_CTX_free(EVP_MD_CTX *ctx)\n{\n    EVP_MD_CTX_reset(ctx);\n    OPENSSL_free(ctx);\n}', 'void CRYPTO_free(void *str, const char *file, int line)\n{\n    if (free_impl != NULL && free_impl != &CRYPTO_free) {\n        free_impl(str, file, line);\n        return;\n    }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        CRYPTO_mem_debug_free(str, 0, file, line);\n        free(str);\n        CRYPTO_mem_debug_free(str, 1, file, line);\n    } else {\n        free(str);\n    }\n#else\n    free(str);\n#endif\n}']