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From: Ed Maste <emaste@FreeBSD.org>
Date: Sun, 26 Jul 2020 15:10:33 +0000 (UTC)
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Subject: svn commit: r363563 - head/bin/chio
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Author: emaste
Date: Sun Jul 26 15:10:33 2020
New Revision: 363563
URL: https://svnweb.freebsd.org/changeset/base/363563

Log:
  chio: avoid out of bounds read
  
  ch_ces is alloacated with space for total_elem entries.
  
  CID:		1418536
  Reported by:	Coverity Scan
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/bin/chio/chio.c

Modified: head/bin/chio/chio.c
==============================================================================
--- head/bin/chio/chio.c	Sun Jul 26 13:30:33 2020	(r363562)
+++ head/bin/chio/chio.c	Sun Jul 26 15:10:33 2020	(r363563)
@@ -1144,7 +1144,7 @@ find_element(char *voltag, uint16_t *et, uint16_t *eu)
 	/*
 	 * Now search the list the specified <voltag>
 	 */	
-	for (elem = 0; elem <= total_elem; ++elem) {
+	for (elem = 0; elem < total_elem; ++elem) {
 
 		ces = &ch_ces[elem];