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Date:      Thu, 20 Nov 2014 19:35:29 +0000 (UTC)
From:      Ed Maste <emaste@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject:   svn commit: r274757 - stable/10/usr.bin/grep/regex
Message-ID:  <201411201935.sAKJZTHJ012734@svn.freebsd.org>

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Author: emaste
Date: Thu Nov 20 19:35:29 2014
New Revision: 274757
URL: https://svnweb.freebsd.org/changeset/base/274757

Log:
  bsdgrep: Work-around for segmentation fault.
  
  Fix by David Carlier.
  
  MFC of r272127
  Obtained from:	HardenedBSD
  PR:		167921

Modified:
  stable/10/usr.bin/grep/regex/tre-fastmatch.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/usr.bin/grep/regex/tre-fastmatch.c
==============================================================================
--- stable/10/usr.bin/grep/regex/tre-fastmatch.c	Thu Nov 20 19:28:42 2014	(r274756)
+++ stable/10/usr.bin/grep/regex/tre-fastmatch.c	Thu Nov 20 19:35:29 2014	(r274757)
@@ -727,7 +727,7 @@ badpat:
       for (unsigned int i = 0; i < fg->len; i++)
 	if (fg->pattern[i] == '\\')
 	  escaped = !escaped;
-	else if (fg->pattern[i] == '.' && escaped)
+	else if (fg->pattern[i] == '.' && fg->escmap && escaped)
 	  {
 	    fg->escmap[i] = true;
 	    escaped = false;



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