From 54ae9d83b0a4ff09c2a40db079df9952cfd122af Mon Sep 17 00:00:00 2001
From: Dan Schaper <dan.schaper@pi-hole.net>
Date: Sat, 23 Feb 2019 13:42:15 -0800
Subject: [PATCH] Stickler-lints

Signed-off-by: Dan Schaper <dan.schaper@pi-hole.net>
---
 gravity.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gravity.sh b/gravity.sh
index 6fe9be06..015764ac 100755
--- a/gravity.sh
+++ b/gravity.sh
@@ -340,11 +340,11 @@ gravity_ParseFileIntoDomains() {
     # 3) Remove lines containing "#" or "/"
     # 4) Remove leading tabs, spaces, etc.
     # 5) Delete lines not matching domain names
-    < ${source} tr -d '\r' | \
+    < "${source}" tr -d '\r' | \
     tr '[:upper:]' '[:lower:]' | \
     sed -r '/(\/|#).*$/d' | \
     sed -r 's/^.*\s+//g' | \
-    sed -r '/([^\.]+\.)+[^\.]{2,}/!d' >  ${destination}
+    sed -r '/([^\.]+\.)+[^\.]{2,}/!d' >  "${destination}"
     return 0
   fi