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From: Bruce Cran <brucec@FreeBSD.org>
Date: Sat, 7 Aug 2010 13:02:26 +0000 (UTC)
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Subject: svn commit: r211014 - stable/7/usr.sbin/boot0cfg
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Author: brucec
Date: Sat Aug  7 13:02:26 2010
New Revision: 211014
URL: http://svn.freebsd.org/changeset/base/211014

Log:
  MFC r209469:
  
  If a device can't be opened, don't keep going but display the error
  returned from open() and quit.
  
  PR: bin/81035
  Submitted by: Peter Schuller <peter.schuller at infidyne.com>
  Approved by: rrs (mentor)

Modified:
  stable/7/usr.sbin/boot0cfg/boot0cfg.c
Directory Properties:
  stable/7/usr.sbin/boot0cfg/   (props changed)

Modified: stable/7/usr.sbin/boot0cfg/boot0cfg.c
==============================================================================
--- stable/7/usr.sbin/boot0cfg/boot0cfg.c	Sat Aug  7 12:58:01 2010	(r211013)
+++ stable/7/usr.sbin/boot0cfg/boot0cfg.c	Sat Aug  7 13:02:26 2010	(r211014)
@@ -355,6 +355,8 @@ write_mbr(const char *fname, int flags, 
 	if (n != mbr_size)
 	   errx(1, "%s: short write", fname);
 	return;
+    } else {
+	    err(1, "write_mbr: %s", fname);
     }
 
     if (flags != 0)