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From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 18 Feb 2013 22:03:05 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r246950 - in stable: 7/usr.bin/mail 8/usr.bin/mail
 9/usr.bin/mail
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Author: dim
Date: Mon Feb 18 22:03:04 2013
New Revision: 246950
URL: http://svnweb.freebsd.org/changeset/base/246950

Log:
  MFC r246860:
  
  Fix undefined behaviour in usr.bin/mail/util.c.
  
  Reported by:	deeptech71@gmail.com

Modified:
  stable/7/usr.bin/mail/aux.c
Directory Properties:
  stable/7/usr.bin/mail/   (props changed)

Changes in other areas also in this revision:
Modified:
  stable/8/usr.bin/mail/util.c
  stable/9/usr.bin/mail/util.c
Directory Properties:
  stable/8/usr.bin/mail/   (props changed)
  stable/9/usr.bin/mail/   (props changed)

Modified: stable/7/usr.bin/mail/aux.c
==============================================================================
--- stable/7/usr.bin/mail/aux.c	Mon Feb 18 20:21:26 2013	(r246949)
+++ stable/7/usr.bin/mail/aux.c	Mon Feb 18 22:03:04 2013	(r246950)
@@ -257,8 +257,8 @@ istrncpy(dest, src, dsize)
 {
 
 	strlcpy(dest, src, dsize);
-	while (*dest)
-		*dest++ = tolower((unsigned char)*dest);
+	for (; *dest; dest++)
+		*dest = tolower((unsigned char)*dest);
 }
 
 /*