ssl/t1_lib.c:4180: error: NULL_DEREFERENCE
  pointer `null` is dereferenced by call to `ssl_security_cert()` at line 4180, column 10.
Showing all 4 steps of the trace


ssl/t1_lib.c:4171:1: start of procedure ssl_security_cert_chain()
4169.    */
4170.   
4171. > int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *x, int vfy)
4172.   {
4173.       int rv, start_idx, i;

ssl/t1_lib.c:4174:9: Taking false branch
4172.   {
4173.       int rv, start_idx, i;
4174.       if (x == NULL) {
                ^
4175.           x = sk_X509_value(sk, 0);
4176.           start_idx = 1;

ssl/t1_lib.c:4178:9: 
4176.           start_idx = 1;
4177.       } else
4178. >         start_idx = 0;
4179.   
4180.       rv = ssl_security_cert(s, NULL, x, vfy, 1);

ssl/t1_lib.c:4180:5: 
4178.           start_idx = 0;
4179.   
4180. >     rv = ssl_security_cert(s, NULL, x, vfy, 1);
4181.       if (rv != 1)
4182.           return rv;
