From 0e43acd9952c0ece54c8f47c432bd33c01f95aa9 Mon Sep 17 00:00:00 2001
From: Karol Wypchlo <kwypchlo@gmail.com>
Date: Tue, 7 Jun 2022 16:27:37 +0200
Subject: [PATCH] fix scripts/blocklist-skylink.sh

---
 scripts/blocklist-skylink.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/blocklist-skylink.sh b/scripts/blocklist-skylink.sh
index cb60bbdb..14dc9dc7 100755
--- a/scripts/blocklist-skylink.sh
+++ b/scripts/blocklist-skylink.sh
@@ -28,8 +28,8 @@ if test -f "$1"; then
         else
             echo "Incorrect skylink at line ${line_number}: $line" && exit 1
         fi
-        let line_number+=1
-    done < $1;
+        (( line_number++ ))
+    done < "$1";
 else
     skylinks=("$1") # just single skylink passed as input argument
 fi