diff --git a/checks/get-diff.sh b/checks/get-diff.sh
index 82a5ca0c..7b182027 100755
--- a/checks/get-diff.sh
+++ b/checks/get-diff.sh
@@ -1,21 +1,21 @@
 #!/bin/bash
 
-basepath=$1
+base_path=$1
 analysis=$2
-resultfolder=$3
+result_dir=$3
 # throw exception if args are not provided
-if [ -z "$analysis" ] || [ -z "$basepath" ] || [ -z "$resultfolder" ]; then
-    echo "ERROR: analysis, basepath and resultfolder must be provided"
+if [ -z "$analysis" ] || [ -z "$base_path" ] || [ -z "$result_dir" ]; then
+    echo "ERROR: analysis, base_path and result_dir must be provided"
     exit 1
 fi
 # create the result folder if it does not exist
-if [ ! -d "$resultfolder" ]; then
-    mkdir -p $resultfolder
+if [ ! -d "$result_dir" ]; then
+    mkdir -p $result_dir
 fi
-# go to the basepath
-cd $basepath
-base_diff=$resultfolder/base_diff.patch
-commit_hash=$resultfolder/base_commit_hash.txt
+# go to the base_path
+cd $base_path
+base_diff=$result_dir/base_diff.patch
+commit_hash=$result_dir/base_commit_hash.txt
 touch $base_diff
 for next in $(git ls-files --others --exclude-standard); do
     git --no-pager diff --no-index /dev/null $next >>$base_diff
@@ -23,12 +23,12 @@ done
 git rev-parse HEAD >$commit_hash
 
 # cd into the analysis directory
-analysispath=$basepath/analysis_configurations/$analysis
-if [ -d "$analysispath" ]; then
-    cd $analysispath
-    analysis_diff=$resultfolder/analysis_diff.patch
-    analysis_commit=$resultfolder/analysis_commit_hash.txt
-    analysis_name=$resultfolder/analysis_name.txt
+analysis_path=$base_path/analysis_configurations/$analysis
+if [ -d "$analysis_path" ]; then
+    cd $analysis_path
+    analysis_diff=$result_dir/analysis_diff.patch
+    analysis_commit=$result_dir/analysis_commit_hash.txt
+    analysis_name=$result_dir/analysis_name.txt
     touch $analysis_diff
     for next in $(git ls-files --others --exclude-standard); do
         git --no-pager diff --no-index /dev/null $next >>$analysis_diff
diff --git a/checks/setup_from_tarball.sh b/checks/setup_from_tarball.sh
index b82eb0d5..321d17d3 100755
--- a/checks/setup_from_tarball.sh
+++ b/checks/setup_from_tarball.sh
@@ -25,30 +25,31 @@ elif [ -f "$tarball" ]; then
     tarball=$(realpath temp)
 else
     echo "ERROR: tarball must be a file or a folder"
+    exit 1
 fi
 # go to the checkout location
 cd $checkout_location
 echo "Using temporary tarball copy in $tarball"
-# now read the commit hashes from the diff folder in the tarball
+# read the commit hashes from the diff folder in the tarball
 base_commit=$(cat $tarball/diff/base_commit_hash.txt)
 analysis_commit=$(cat $tarball/diff/analysis_commit_hash.txt)
 analysis_name=$(cat $tarball/diff/analysis_name.txt)
 
-# now checkout the base repository with the commit hash
+# checkout the base repository with the commit hash
 git clone --recursive git@github.com:KIT-CMS/CROWN
 cd CROWN
 git checkout $base_commit
-# now apply the base diff
+# apply the base diff
 git apply $tarball/diff/base_diff.patch
-# now setup the analysis with the init script
+# setup the analysis with the init script
 bash init.sh $analysis_name
-# now checkout the analysis repository with the commit hash
+# checkout the analysis repository with the commit hash
 cd analysis_configurations/$analysis_name
 git checkout $analysis_commit
-# now apply the analysis diff
+# apply the analysis diff
 git apply $tarball/diff/analysis_diff.patch
 # cleanup the temporary tarball
 rm -rf $tarball
 echo "**************************************************************"
 echo "*  Setup from tarball finished. You can now run the analysis *"
-echo "**************************************************************"
\ No newline at end of file
+echo "**************************************************************"