Fallthrough fix

README.md

@@ -21,7 +21,7 @@ You need
 
 ### From github
 - Import [Bandie's GPG key](https://bandie.org/assets/bandie.pub.asc) through running `gpg --recv-keys E2D7876915312785DC086BFCC1E133BC65A822DD`.
-- Download the [grub2-signing-extension](https://github.com/Bandie/grub2-signing-extension/releases/download/0.1/grub2-signing-extension-0.1.1.tar.gz) and it's [signature](https://github.com/Bandie/grub2-signing-extension/releases/download/0.1/grub2-signing-extension-0.1.1.tar.gz.asc). 
+- Download the [grub2-signing-extension](https://github.com/Bandie/grub2-signing-extension/releases/download/0.1.2/grub2-signing-extension-0.1.2.tar.gz) and it's [signature](https://github.com/Bandie/grub2-signing-extension/releases/download/0.1.2/grub2-signing-extension-0.1.2.tar.gz.asc). 
 - Run `gpg --verify grub2-signing-extension*.tar.gz.asc` to make sure that everything is alright.
 - Unpack the tar archive. `tar xvf grub2-signing-extension*.tar.gz`
 - Change into the grub2-signing-extension directory.

sbin/grub2-unsign

@@ -7,28 +7,26 @@
 # Check if something is wrong
 grub2-verify
 stat=$?
-if (( $stat == 1 ))
-then
+case "$stat" in
+1)
   printf '%s\n' "grub2-verify has detected a one or more bad signatures." "Please check for malicious software before you're unsigning everything!" >&2
   exit 1
-elif (( $stat == 2 ))
-then
+	;;
+2)
   printf 'Everything is unsigned already.\n'
   exit 0
-elif (( $stat == 3 ))
-then
+	;;
+3)
   printf 'Ignoring missing signatures...\n'
-elif (( $stat == 0 ))
-then
+	;&
+0|3)	
   # Then remove the signatures.
   find /boot -name '*.sig' -exec rm {} +
 
   echo "GRUB2 unsigned. WARNING: If you want to deactivate GRUB2's signature feature, change the check_signatures variable in the headers file!"
   exit 0
-
-else
+	;;
+*)
   printf 'Something unknown happened!\n'
   exit 99
-fi
-
-
+esac