From 82b51590fc7e9ef7f9b183a1483aa818d089ca16 Mon Sep 17 00:00:00 2001
From: Samson-W <sccxboy@gmail.com>
Date: Wed, 7 Nov 2018 16:02:44 +0800
Subject: [PATCH] Fix bug: the problem of errors that occur when there is a
 substring and a parent string containing it.

---
 lib/utils.sh | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/lib/utils.sh b/lib/utils.sh
index deedbd2..3e0955d 100644
--- a/lib/utils.sh
+++ b/lib/utils.sh
@@ -469,9 +469,8 @@ check_param_pair_by_pam()
     #OPTION="ocredit"
     #COMPARE="gt"
     #CONDITION="-1"
-    
     if [ -f "$LOCATION" ];then
-        RESULT=$(sed -e '/^#/d' -e '/^[ \t][ \t]*#/d' -e 's/#.*$//' -e '/^$/d' $LOCATION | grep "$KEYWORD.*$OPTION" | wc -l)
+        RESULT=$(sed -e '/^#/d' -e '/^[ \t][ \t]*#/d' -e 's/#.*$//' -e '/^$/d' $LOCATION | grep -w "$KEYWORD.*$OPTION" | wc -l)
         echo $RESULT
         if [ "$RESULT" -eq 1 ]; then
             debug "$KEYWORD $OPTION is conf"
@@ -563,7 +562,7 @@ add_option_to_session_check()
 add_option_to_auth_check() 
 {
     #Example:
-    #local PAMPWDFILE="/etc/pam.d/common-password"
+    #local PAMPWDFILE="/etc/pam.d/common-auth"
     #local KEYWORD="pam_cracklib.so"
     #local OPTIONSTR="retry=3"
     local PAMPWDFILE=$1