grep string

src/freedombone-utils-setup

         fi
     fi
 
-    if ! grep -q 'account required\t\t\tpam_tally.so' /etc/pam.d/common-account; then
+    if ! grep -q 'pam_tally.so' /etc/pam.d/common-account; then
         sed -i '/pam_deny.so/a account required\t\t\tpam_tally.so' /etc/pam.d/common-account
     fi
 }