svn commit: r298767 - stable/9/bin/ed

[Pedro F. Giffuni]

Author: pfg
Date: Fri Apr 29 03:13:18 2016
New Revision: 298767
URL: https://svnweb.freebsd.org/changeset/base/298767

Log:
  MFC r298640:
  ed(1): switch two statements so we check the index before dereferencing.

Modified:
  stable/9/bin/ed/cbc.c
Directory Properties:
  stable/9/bin/ed/   (props changed)

Modified: stable/9/bin/ed/cbc.c
==============================================================================
--- stable/9/bin/ed/cbc.c	Fri Apr 29 03:12:14 2016	(r298766)
+++ stable/9/bin/ed/cbc.c	Fri Apr 29 03:13:18 2016	(r298767)
@@ -263,7 +263,7 @@ expand_des_key(char *obuf, char *kbuf)
 		/*
 		 * now translate it, bombing on any illegal binary digit
 		 */
-		for (i = 0; kbuf[i] && i < 16; i++)
+		for (i = 0; i < 16 && kbuf[i]; i++)
 			if ((nbuf[i] = hex_to_binary((int) kbuf[i], 2)) == -1)
 				des_error("bad binary digit in key");
 		while (i < 64)