crypto/evp/m_sigver.c:161: error: MEMORY_LEAK
  memory dynamically allocated to `tmp_ctx` by call to `EVP_MD_CTX_new()` at line 160, column 35 is not reachable after line 161, column 37.
Showing all 68 steps of the trace


crypto/evp/m_sigver.c:128:1: start of procedure EVP_DigestSignFinal()
126.   }
127.   
128. > int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
129.                           size_t *siglen)
130.   {

crypto/evp/m_sigver.c:131:5: 
129.                           size_t *siglen)
130.   {
131. >     int sctx = 0, r = 0;
132.       EVP_PKEY_CTX *pctx = ctx->pctx;
133.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {

crypto/evp/m_sigver.c:132:5: 
130.   {
131.       int sctx = 0, r = 0;
132. >     EVP_PKEY_CTX *pctx = ctx->pctx;
133.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {
134.           if (!sigret)

crypto/evp/m_sigver.c:133:9: Taking false branch
131.       int sctx = 0, r = 0;
132.       EVP_PKEY_CTX *pctx = ctx->pctx;
133.       if (pctx->pmeth->flags & EVP_PKEY_FLAG_SIGCTX_CUSTOM) {
               ^
134.           if (!sigret)
135.               return pctx->pmeth->signctx(pctx, sigret, siglen, ctx);

crypto/evp/m_sigver.c:147:9: Taking true branch
145.           return r;
146.       }
147.       if (pctx->pmeth->signctx)
               ^
148.           sctx = 1;
149.       else

crypto/evp/m_sigver.c:148:9: 
146.       }
147.       if (pctx->pmeth->signctx)
148. >         sctx = 1;
149.       else
150.           sctx = 0;

crypto/evp/m_sigver.c:151:9: Taking true branch
149.       else
150.           sctx = 0;
151.       if (sigret) {
               ^
152.           unsigned char md[EVP_MAX_MD_SIZE];
153.           unsigned int mdlen = 0;

crypto/evp/m_sigver.c:153:9: 
151.       if (sigret) {
152.           unsigned char md[EVP_MAX_MD_SIZE];
153. >         unsigned int mdlen = 0;
154.           if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
155.               if (sctx)

crypto/evp/m_sigver.c:154:13: Taking false branch
152.           unsigned char md[EVP_MAX_MD_SIZE];
153.           unsigned int mdlen = 0;
154.           if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
                   ^
155.               if (sctx)
156.                   r = ctx->pctx->pmeth->signctx(ctx->pctx, sigret, siglen, ctx);

crypto/evp/m_sigver.c:160:13: 
158.                   r = EVP_DigestFinal_ex(ctx, md, &mdlen);
159.           } else {
160. >             EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
161.               if (tmp_ctx == NULL || !EVP_MD_CTX_copy_ex(tmp_ctx, ctx))
162.                   return 0;

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:158:1: start of procedure CRYPTO_zalloc()
    156.   }
    157.   
    158. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    159.   {
    160.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:160:5: 
    158.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    159.   {
    160. >     void *ret = CRYPTO_malloc(num, file, line);
    161.   
    162.       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. >     osslargused(file); osslargused(line);
      140.       ret = malloc(num);
      141.   #endif

crypto/mem.c:139:24: 
      137.       }
      138.   #else
      139. >     osslargused(file); osslargused(line);
      140.       ret = malloc(num);
      141.   #endif

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

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

crypto/mem.c:156:1: return from a call to CRYPTO_malloc
      154.   
      155.       return ret;
      156. > }
      157.   
      158.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

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

crypto/mem.c:163:9: 
    161.   
    162.       if (ret != NULL)
    163. >         memset(ret, 0, num);
    164.       return ret;
    165.   }

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

crypto/mem.c:165:1: return from a call to CRYPTO_zalloc
    163.           memset(ret, 0, num);
    164.       return ret;
    165. > }
    166.   
    167.   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/m_sigver.c:161:17: Taking false branch
159.           } else {
160.               EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
161.               if (tmp_ctx == NULL || !EVP_MD_CTX_copy_ex(tmp_ctx, ctx))
                       ^
162.                   return 0;
163.               if (sctx)

crypto/evp/m_sigver.c:161:37: 
159.           } else {
160.               EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
161. >             if (tmp_ctx == NULL || !EVP_MD_CTX_copy_ex(tmp_ctx, ctx))
162.                   return 0;
163.               if (sctx)

crypto/evp/digest.c:291:1: start of procedure EVP_MD_CTX_copy_ex()
  289.   }
  290.   
  291. > int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
  292.   {
  293.       unsigned char *tmp_buf;

crypto/evp/digest.c:294:10: Taking false branch
  292.   {
  293.       unsigned char *tmp_buf;
  294.       if ((in == NULL) || (in->digest == NULL)) {
                  ^
  295.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  296.           return 0;

crypto/evp/digest.c:294:26: Taking false branch
  292.   {
  293.       unsigned char *tmp_buf;
  294.       if ((in == NULL) || (in->digest == NULL)) {
                                  ^
  295.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  296.           return 0;

crypto/evp/digest.c:300:9: Taking true branch
  298.   #ifndef OPENSSL_NO_ENGINE
  299.       /* Make sure it's safe to copy a digest context using an ENGINE */
  300.       if (in->engine && !ENGINE_init(in->engine)) {
                 ^
  301.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  302.           return 0;

crypto/evp/digest.c:300:24: 
  298.   #ifndef OPENSSL_NO_ENGINE
  299.       /* Make sure it's safe to copy a digest context using an ENGINE */
  300. >     if (in->engine && !ENGINE_init(in->engine)) {
  301.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  302.           return 0;

crypto/engine/eng_init.c:121:1: start of procedure ENGINE_init()
    119.   
    120.   /* The API (locked) version of "init" */
    121. > int ENGINE_init(ENGINE *e)
    122.   {
    123.       int ret;

crypto/engine/eng_init.c:124:9: Taking false branch
    122.   {
    123.       int ret;
    124.       if (e == NULL) {
                   ^
    125.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_PASSED_NULL_PARAMETER);
    126.           return 0;

crypto/engine/eng_init.c:128:5: 
    126.           return 0;
    127.       }
    128. >     CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
    129.       ret = engine_unlocked_init(e);
    130.       CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);

crypto/lock.c:414:1: start of procedure CRYPTO_lock()
      412.   }
      413.   
      414. > void CRYPTO_lock(int mode, int type, const char *file, int line)
      415.   {
      416.   #ifdef LOCK_DEBUG

crypto/lock.c:441:9: Taking false branch
      439.       }
      440.   #endif
      441.       if (type < 0) {
                     ^
      442.           if (dynlock_lock_callback != NULL) {
      443.               struct CRYPTO_dynlock_value *pointer

crypto/lock.c:452:16: Taking true branch
      450.               CRYPTO_destroy_dynlockid(type);
      451.           }
      452.       } else if (locking_callback != NULL)
                            ^
      453.           locking_callback(mode, type, file, line);
      454.   }

crypto/lock.c:453:9: Skipping __function_pointer__(): unresolved function pointer
      451.           }
      452.       } else if (locking_callback != NULL)
      453.           locking_callback(mode, type, file, line);
                     ^
      454.   }
      455.   

crypto/lock.c:441:5: 
      439.       }
      440.   #endif
      441. >     if (type < 0) {
      442.           if (dynlock_lock_callback != NULL) {
      443.               struct CRYPTO_dynlock_value *pointer

crypto/lock.c:454:1: return from a call to CRYPTO_lock
      452.       } else if (locking_callback != NULL)
      453.           locking_callback(mode, type, file, line);
      454. > }
      455.   
      456.   int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,

crypto/engine/eng_init.c:129:5: 
    127.       }
    128.       CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
    129. >     ret = engine_unlocked_init(e);
    130.       CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
    131.       return ret;

crypto/engine/eng_init.c:61:1: start of procedure engine_unlocked_init()
      59.    * it's already in use). This version is only used internally.
      60.    */
      61. > int engine_unlocked_init(ENGINE *e)
      62.   {
      63.       int to_return = 1;

crypto/engine/eng_init.c:63:5: 
      61.   int engine_unlocked_init(ENGINE *e)
      62.   {
      63. >     int to_return = 1;
      64.   
      65.       if ((e->funct_ref == 0) && e->init)

crypto/engine/eng_init.c:65:10: Taking true branch
      63.       int to_return = 1;
      64.   
      65.       if ((e->funct_ref == 0) && e->init)
                     ^
      66.           /*
      67.            * This is the first functional reference and the engine requires

crypto/engine/eng_init.c:65:32: Taking true branch
      63.       int to_return = 1;
      64.   
      65.       if ((e->funct_ref == 0) && e->init)
                                           ^
      66.           /*
      67.            * This is the first functional reference and the engine requires

crypto/engine/eng_init.c:70:9: Skipping __function_pointer__(): unresolved function pointer
      68.            * initialisation so we do it now.
      69.            */
      70.           to_return = e->init(e);
                    ^
      71.       if (to_return) {
      72.           /*

crypto/engine/eng_init.c:71:9: Taking false branch
      69.            */
      70.           to_return = e->init(e);
      71.       if (to_return) {
                    ^
      72.           /*
      73.            * OK, we return a functional reference which is also a structural

crypto/engine/eng_init.c:81:5: 
      79.           engine_ref_debug(e, 1, 1);
      80.       }
      81. >     return to_return;
      82.   }
      83.   

crypto/engine/eng_init.c:82:1: return from a call to engine_unlocked_init
      80.       }
      81.       return to_return;
      82. > }
      83.   
      84.   /*

crypto/engine/eng_init.c:130:5: 
    128.       CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
    129.       ret = engine_unlocked_init(e);
    130. >     CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
    131.       return ret;
    132.   }

crypto/lock.c:414:1: start of procedure CRYPTO_lock()
      412.   }
      413.   
      414. > void CRYPTO_lock(int mode, int type, const char *file, int line)
      415.   {
      416.   #ifdef LOCK_DEBUG

crypto/lock.c:441:9: Taking false branch
      439.       }
      440.   #endif
      441.       if (type < 0) {
                     ^
      442.           if (dynlock_lock_callback != NULL) {
      443.               struct CRYPTO_dynlock_value *pointer

crypto/lock.c:452:16: Taking true branch
      450.               CRYPTO_destroy_dynlockid(type);
      451.           }
      452.       } else if (locking_callback != NULL)
                            ^
      453.           locking_callback(mode, type, file, line);
      454.   }

crypto/lock.c:453:9: Skipping __function_pointer__(): unresolved function pointer
      451.           }
      452.       } else if (locking_callback != NULL)
      453.           locking_callback(mode, type, file, line);
                     ^
      454.   }
      455.   

crypto/lock.c:441:5: 
      439.       }
      440.   #endif
      441. >     if (type < 0) {
      442.           if (dynlock_lock_callback != NULL) {
      443.               struct CRYPTO_dynlock_value *pointer

crypto/lock.c:454:1: return from a call to CRYPTO_lock
      452.       } else if (locking_callback != NULL)
      453.           locking_callback(mode, type, file, line);
      454. > }
      455.   
      456.   int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,

crypto/engine/eng_init.c:131:5: 
    129.       ret = engine_unlocked_init(e);
    130.       CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
    131. >     return ret;
    132.   }
    133.   

crypto/engine/eng_init.c:132:1: return from a call to ENGINE_init
    130.       CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
    131.       return ret;
    132. > }
    133.   
    134.   /* The API (locked) version of "finish" */

crypto/evp/digest.c:300:24: Taking true branch
  298.   #ifndef OPENSSL_NO_ENGINE
  299.       /* Make sure it's safe to copy a digest context using an ENGINE */
  300.       if (in->engine && !ENGINE_init(in->engine)) {
                                ^
  301.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  302.           return 0;

crypto/evp/digest.c:301:9: Skipping ERR_put_error(): empty list of specs
  299.       /* Make sure it's safe to copy a digest context using an ENGINE */
  300.       if (in->engine && !ENGINE_init(in->engine)) {
  301.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
                 ^
  302.           return 0;
  303.       }

crypto/evp/digest.c:302:9: 
  300.       if (in->engine && !ENGINE_init(in->engine)) {
  301.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  302. >         return 0;
  303.       }
  304.   #endif

crypto/evp/digest.c:348:1: return from a call to EVP_MD_CTX_copy_ex
  346.   
  347.       return 1;
  348. > }
  349.   
  350.   int EVP_Digest(const void *data, size_t count,

crypto/evp/m_sigver.c:161:37: Taking true branch
159.           } else {
160.               EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
161.               if (tmp_ctx == NULL || !EVP_MD_CTX_copy_ex(tmp_ctx, ctx))
                                           ^
162.                   return 0;
163.               if (sctx)
