crypto/evp/digest.c:255: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 246, column 23 is not reachable after line 255, column 5.
Showing all 39 steps of the trace


crypto/evp/digest.c:242:1: start of procedure EVP_Digest()
240.   }
241.   
242. > int EVP_Digest(const void *data, size_t count,
243.                  unsigned char *md, unsigned int *size, const EVP_MD *type,
244.                  ENGINE *impl)

crypto/evp/digest.c:246:5: 
244.                  ENGINE *impl)
245.   {
246. >     EVP_MD_CTX *ctx = EVP_MD_CTX_new();
247.       int ret;
248.   

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:185:1: start of procedure CRYPTO_zalloc()
    183.   }
    184.   
    185. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    186.   {
    187.       void *ret = CRYPTO_malloc(num, file, line);

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

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

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

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

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

crypto/mem.c:168:5: 
      166.   
      167.       FAILTEST();
      168. >     allow_customize = 0;
      169.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      170.       if (call_malloc_debug) {

crypto/mem.c:178:5: 
      176.       }
      177.   #else
      178. >     osslargused(file); osslargused(line);
      179.       ret = malloc(num);
      180.   #endif

crypto/mem.c:178:24: 
      176.       }
      177.   #else
      178. >     osslargused(file); osslargused(line);
      179.       ret = malloc(num);
      180.   #endif

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

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

crypto/mem.c:183:1: return from a call to CRYPTO_malloc
      181.   
      182.       return ret;
      183. > }
      184.   
      185.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:190:9: Taking true branch
    188.   
    189.       FAILTEST();
    190.       if (ret != NULL)
                   ^
    191.           memset(ret, 0, num);
    192.       return ret;

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

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

crypto/mem.c:193:1: return from a call to CRYPTO_zalloc
    191.           memset(ret, 0, num);
    192.       return ret;
    193. > }
    194.   
    195.   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/evp/digest.c:249:9: Taking false branch
247.       int ret;
248.   
249.       if (ctx == NULL)
               ^
250.           return 0;
251.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);

crypto/evp/digest.c:251:5: 
249.       if (ctx == NULL)
250.           return 0;
251. >     EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
252.       ret = EVP_DigestInit_ex(ctx, type, impl)
253.           && EVP_DigestUpdate(ctx, data, count)

crypto/evp/evp_lib.c:469:1: start of procedure EVP_MD_CTX_set_flags()
  467.   }
  468.   
  469. > void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  470.   {
  471.       ctx->flags |= flags;

crypto/evp/evp_lib.c:471:5: 
  469.   void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  470.   {
  471. >     ctx->flags |= flags;
  472.   }
  473.   

crypto/evp/evp_lib.c:472:1: return from a call to EVP_MD_CTX_set_flags
  470.   {
  471.       ctx->flags |= flags;
  472. > }
  473.   
  474.   void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags)

crypto/evp/digest.c:252:11: Condition is false
250.           return 0;
251.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
252.       ret = EVP_DigestInit_ex(ctx, type, impl)
                 ^
253.           && EVP_DigestUpdate(ctx, data, count)
254.           && EVP_DigestFinal_ex(ctx, md, size);

crypto/evp/digest.c:252:5: 
250.           return 0;
251.       EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT);
252. >     ret = EVP_DigestInit_ex(ctx, type, impl)
253.           && EVP_DigestUpdate(ctx, data, count)
254.           && EVP_DigestFinal_ex(ctx, md, size);

crypto/evp/digest.c:255:5: 
253.           && EVP_DigestUpdate(ctx, data, count)
254.           && EVP_DigestFinal_ex(ctx, md, size);
255. >     EVP_MD_CTX_free(ctx);
256.   
257.       return ret;

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:252:1: start of procedure CRYPTO_free()
    250.   }
    251.   
    252. > void CRYPTO_free(void *str, const char *file, int line)
    253.   {
    254.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

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

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

crypto/mem.c:255:9: Skipping __function_pointer__(): unresolved function pointer
    253.   {
    254.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    255.           free_impl(str, file, line);
                   ^
    256.           return;
    257.       }

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

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

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    FAILTEST();\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    FAILTEST();\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    osslargused(file); osslargused(line);\n    ret = malloc(num);\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}']