crypto/evp/m_sigver.c:129: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 125, column 35 is not reachable after line 129, column 17.
Showing all 64 steps of the trace


crypto/evp/m_sigver.c:93:1: start of procedure EVP_DigestSignFinal()
91.   }
92.   
93. > int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
94.                           size_t *siglen)
95.   {

crypto/evp/m_sigver.c:96:5: 
94.                           size_t *siglen)
95.   {
96. >     int sctx = 0, r = 0;
97.       EVP_PKEY_CTX *pctx = ctx->pctx;
98.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {

crypto/evp/m_sigver.c:97:5: 
95.   {
96.       int sctx = 0, r = 0;
97. >     EVP_PKEY_CTX *pctx = ctx->pctx;
98.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {
99.           if (!sigret)

crypto/evp/m_sigver.c:98:9: Taking false branch
96.       int sctx = 0, r = 0;
97.       EVP_PKEY_CTX *pctx = ctx->pctx;
98.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {
               ^
99.           if (!sigret)
100.               return pctx->pmeth->signctx(pctx, sigret, siglen, ctx);

crypto/evp/m_sigver.c:112:9: Taking true branch
110.           return r;
111.       }
112.       if (pctx->pmeth->signctx)
               ^
113.           sctx = 1;
114.       else

crypto/evp/m_sigver.c:113:9: 
111.       }
112.       if (pctx->pmeth->signctx)
113. >         sctx = 1;
114.       else
115.           sctx = 0;

crypto/evp/m_sigver.c:116:9: Taking true branch
114.       else
115.           sctx = 0;
116.       if (sigret) {
               ^
117.           unsigned char md[EVP_MAX_MD_SIZE];
118.           unsigned int mdlen = 0;

crypto/evp/m_sigver.c:118:9: 
116.       if (sigret) {
117.           unsigned char md[EVP_MAX_MD_SIZE];
118. >         unsigned int mdlen = 0;
119.           if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
120.               if (sctx)

crypto/evp/m_sigver.c:119:13: Taking false branch
117.           unsigned char md[EVP_MAX_MD_SIZE];
118.           unsigned int mdlen = 0;
119.           if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
                   ^
120.               if (sctx)
121.                   r = ctx->pctx->pmeth->signctx(ctx->pctx, sigret, siglen, ctx);

crypto/evp/m_sigver.c:125:13: 
123.                   r = EVP_DigestFinal_ex(ctx, md, &mdlen);
124.           } else {
125. >             EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
126.               if (tmp_ctx == NULL)
127.                   return 0;

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:197:1: start of procedure CRYPTO_zalloc()
    195.   }
    196.   
    197. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    198.   {
    199.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:199:5: 
    197.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    198.   {
    199. >     void *ret = CRYPTO_malloc(num, file, line);
    200.   
    201.       FAILTEST();

crypto/mem.c:169:1: start of procedure CRYPTO_malloc()
      167.   #endif
      168.   
      169. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      170.   {
      171.       void *ret = NULL;

crypto/mem.c:171:5: 
      169.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      170.   {
      171. >     void *ret = NULL;
      172.   
      173.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)

crypto/mem.c:173:9: Taking false branch
      171.       void *ret = NULL;
      172.   
      173.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      174.           return malloc_impl(num, file, line);
      175.   

crypto/mem.c:176:9: Taking false branch
      174.           return malloc_impl(num, file, line);
      175.   
      176.       if (num == 0)
                     ^
      177.           return NULL;
      178.   

crypto/mem.c:180:5: 
      178.   
      179.       FAILTEST();
      180. >     allow_customize = 0;
      181.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      182.       if (call_malloc_debug) {

crypto/mem.c:190:5: 
      188.       }
      189.   #else
      190. >     (void)(file); (void)(line);
      191.       ret = malloc(num);
      192.   #endif

crypto/mem.c:190:19: 
      188.       }
      189.   #else
      190. >     (void)(file); (void)(line);
      191.       ret = malloc(num);
      192.   #endif

crypto/mem.c:191:5: 
      189.   #else
      190.       (void)(file); (void)(line);
      191. >     ret = malloc(num);
      192.   #endif
      193.   

crypto/mem.c:194:5: 
      192.   #endif
      193.   
      194. >     return ret;
      195.   }
      196.   

crypto/mem.c:195:1: return from a call to CRYPTO_malloc
      193.   
      194.       return ret;
      195. > }
      196.   
      197.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:202:9: Taking true branch
    200.   
    201.       FAILTEST();
    202.       if (ret != NULL)
                   ^
    203.           memset(ret, 0, num);
    204.       return ret;

crypto/mem.c:203:9: 
    201.       FAILTEST();
    202.       if (ret != NULL)
    203. >         memset(ret, 0, num);
    204.       return ret;
    205.   }

crypto/mem.c:204:5: 
    202.       if (ret != NULL)
    203.           memset(ret, 0, num);
    204. >     return ret;
    205.   }
    206.   

crypto/mem.c:205:1: return from a call to CRYPTO_zalloc
    203.           memset(ret, 0, num);
    204.       return ret;
    205. > }
    206.   
    207.   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/m_sigver.c:126:17: Taking false branch
124.           } else {
125.               EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
126.               if (tmp_ctx == NULL)
                       ^
127.                   return 0;
128.               if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {

crypto/evp/m_sigver.c:128:18: 
126.               if (tmp_ctx == NULL)
127.                   return 0;
128. >             if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
129.                   EVP_MD_CTX_free(tmp_ctx);
130.                   return 0;

crypto/evp/digest.c:204:1: start of procedure EVP_MD_CTX_copy_ex()
  202.   }
  203.   
  204. > int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
  205.   {
  206.       unsigned char *tmp_buf;

crypto/evp/digest.c:207:10: Taking false branch
  205.   {
  206.       unsigned char *tmp_buf;
  207.       if ((in == NULL) || (in->digest == NULL)) {
                  ^
  208.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  209.           return 0;

crypto/evp/digest.c:207:26: Taking false branch
  205.   {
  206.       unsigned char *tmp_buf;
  207.       if ((in == NULL) || (in->digest == NULL)) {
                                  ^
  208.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  209.           return 0;

crypto/evp/digest.c:213:9: Taking true branch
  211.   #ifndef OPENSSL_NO_ENGINE
  212.       /* Make sure it's safe to copy a digest context using an ENGINE */
  213.       if (in->engine && !ENGINE_init(in->engine)) {
                 ^
  214.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  215.           return 0;

crypto/evp/digest.c:213:24: 
  211.   #ifndef OPENSSL_NO_ENGINE
  212.       /* Make sure it's safe to copy a digest context using an ENGINE */
  213. >     if (in->engine && !ENGINE_init(in->engine)) {
  214.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  215.           return 0;

crypto/engine/eng_init.c:76:1: start of procedure ENGINE_init()
    74.   
    75.   /* The API (locked) version of "init" */
    76. > int ENGINE_init(ENGINE *e)
    77.   {
    78.       int ret;

crypto/engine/eng_init.c:79:9: Taking false branch
    77.   {
    78.       int ret;
    79.       if (e == NULL) {
                  ^
    80.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_PASSED_NULL_PARAMETER);
    81.           return 0;

crypto/engine/eng_init.c:83:10: 
    81.           return 0;
    82.       }
    83. >     if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/threads_pthread.c:105:1: start of procedure CRYPTO_THREAD_run_once()
      103.   }
      104.   
      105. > int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      106.   {
      107.       if (pthread_once(once, init) != 0)

crypto/threads_pthread.c:107:9: Taking true branch
      105.   int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      106.   {
      107.       if (pthread_once(once, init) != 0)
                     ^
      108.           return 0;
      109.   

crypto/threads_pthread.c:108:9: 
      106.   {
      107.       if (pthread_once(once, init) != 0)
      108. >         return 0;
      109.   
      110.       return 1;

crypto/threads_pthread.c:111:1: return from a call to CRYPTO_THREAD_run_once
      109.   
      110.       return 1;
      111. > }
      112.   
      113.   int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *))

crypto/engine/eng_init.c:83:10: Condition is false
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:83:10: Taking true branch
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:84:9: Skipping ERR_put_error(): empty list of specs
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
                  ^
    85.           return 0;
    86.       }

crypto/engine/eng_init.c:85:9: 
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85. >         return 0;
    86.       }
    87.       CRYPTO_THREAD_write_lock(global_engine_lock);

crypto/engine/eng_init.c:91:1: return from a call to ENGINE_init
    89.       CRYPTO_THREAD_unlock(global_engine_lock);
    90.       return ret;
    91. > }
    92.   
    93.   /* The API (locked) version of "finish" */

crypto/evp/digest.c:213:24: Taking true branch
  211.   #ifndef OPENSSL_NO_ENGINE
  212.       /* Make sure it's safe to copy a digest context using an ENGINE */
  213.       if (in->engine && !ENGINE_init(in->engine)) {
                                ^
  214.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  215.           return 0;

crypto/evp/digest.c:214:9: Skipping ERR_put_error(): empty list of specs
  212.       /* Make sure it's safe to copy a digest context using an ENGINE */
  213.       if (in->engine && !ENGINE_init(in->engine)) {
  214.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
                 ^
  215.           return 0;
  216.       }

crypto/evp/digest.c:215:9: 
  213.       if (in->engine && !ENGINE_init(in->engine)) {
  214.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  215. >         return 0;
  216.       }
  217.   #endif

crypto/evp/digest.c:261:1: return from a call to EVP_MD_CTX_copy_ex
  259.   
  260.       return 1;
  261. > }
  262.   
  263.   int EVP_Digest(const void *data, size_t count,

crypto/evp/m_sigver.c:128:18: Taking true branch
126.               if (tmp_ctx == NULL)
127.                   return 0;
128.               if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
                        ^
129.                   EVP_MD_CTX_free(tmp_ctx);
130.                   return 0;

crypto/evp/m_sigver.c:129:17: 
127.                   return 0;
128.               if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
129. >                 EVP_MD_CTX_free(tmp_ctx);
130.                   return 0;
131.               }

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:264:1: start of procedure CRYPTO_free()
    262.   }
    263.   
    264. > void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:266:9: Taking true branch
    264.   void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    267.           free_impl(str, file, line);
    268.           return;

crypto/mem.c:266:30: Taking true branch
    264.   void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    267.           free_impl(str, file, line);
    268.           return;

crypto/mem.c:267:9: Skipping __function_pointer__(): unresolved function pointer
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    267.           free_impl(str, file, line);
                   ^
    268.           return;
    269.       }

crypto/mem.c:268:9: 
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    267.           free_impl(str, file, line);
    268. >         return;
    269.       }
    270.   

crypto/mem.c:282:1: return from a call to CRYPTO_free
    280.       free(str);
    281.   #endif
    282. > }
    283.   
    284.   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)
