svn commit: r300461 - stable/10/usr.bin/chat

[Don Lewis]

Author: truckman
Date: Mon May 23 05:25:29 2016
New Revision: 300461
URL: https://svnweb.freebsd.org/changeset/base/300461

Log:
  MFC r299971
  
  Fix off by one error that overflowed the rep_len array when doing
  the final NUL termination.
  
  Reported by:	Coverity
  CID:		1007617

Modified:
  stable/10/usr.bin/chat/chat.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/usr.bin/chat/chat.c
==============================================================================
--- stable/10/usr.bin/chat/chat.c	Mon May 23 05:23:53 2016	(r300460)
+++ stable/10/usr.bin/chat/chat.c	Mon May 23 05:25:29 2016	(r300461)
@@ -521,7 +521,7 @@ void terminate(int status)
 	    size_t rep_len;
 
 	    rep_len = strlen(report_buffer);
-	    while (rep_len + 1 <= sizeof(report_buffer)) {
+	    while (rep_len + 1 < sizeof(report_buffer)) {
 		alarm(1);
 		c = get_char();
 		alarm(0);