===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/openssl/prime.c,v
retrieving revision 1.11
retrieving revision 1.12
diff -c -r1.11 -r1.12
*** src/usr.bin/openssl/prime.c	2018/02/07 05:47:55	1.11
--- src/usr.bin/openssl/prime.c	2019/01/20 01:59:06	1.12
***************
*** 1,4 ****
! /* $OpenBSD: prime.c,v 1.11 2018/02/07 05:47:55 jsing Exp $ */
  /* ====================================================================
   * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
   *
--- 1,4 ----
! /* $OpenBSD: prime.c,v 1.12 2019/01/20 01:59:06 tb Exp $ */
  /* ====================================================================
   * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
   *
***************
*** 116,122 ****
  	char *prime = NULL;
  	BIO *bio_out;
  	char *s;
! 	int ret = 1;
  
  	if (single_execution) {
  		if (pledge("stdio rpath", NULL) == -1) {
--- 116,122 ----
  	char *prime = NULL;
  	BIO *bio_out;
  	char *s;
! 	int is_prime, ret = 1;
  
  	if (single_execution) {
  		if (pledge("stdio rpath", NULL) == -1) {
***************
*** 184,192 ****
  			}
  		}
  
  		BIO_printf(bio_out, "%s is %sprime\n", prime,
! 		    BN_is_prime_ex(bn, prime_config.checks,
! 			NULL, NULL) ? "" : "not ");
  	}
  
  	ret = 0;
--- 184,196 ----
  			}
  		}
  
+ 		is_prime = BN_is_prime_ex(bn, prime_config.checks, NULL, NULL);
+ 		if (is_prime < 0) {
+ 			BIO_printf(bio_err, "BN_is_prime_ex failed.\n");
+ 			goto end;
+ 		}
  		BIO_printf(bio_out, "%s is %sprime\n", prime,
! 		    is_prime == 1 ? "" : "not ");
  	}
  
  	ret = 0;