crypto/bio/b_addr.c:82: error: NULL_DEREFERENCE
  pointer `ret` last assigned on line 80 could be null and is dereferenced at line 82, column 5.
Showing all 18 steps of the trace


crypto/bio/b_addr.c:78:1: start of procedure BIO_ADDR_new()
76.    */
77.   
78. > BIO_ADDR *BIO_ADDR_new(void)
79.   {
80.       BIO_ADDR *ret = OPENSSL_zalloc(sizeof(*ret));

crypto/bio/b_addr.c:80:5: 
78.   BIO_ADDR *BIO_ADDR_new(void)
79.   {
80. >     BIO_ADDR *ret = OPENSSL_zalloc(sizeof(*ret));
81.   
82.       ret->sa.sa_family = AF_UNSPEC;

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 false 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: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/bio/b_addr.c:82:5: 
80.       BIO_ADDR *ret = OPENSSL_zalloc(sizeof(*ret));
81.   
82. >     ret->sa.sa_family = AF_UNSPEC;
83.       return ret;
84.   }
