From 5033080eb6cb784a3d7f36b3d66b71f4603bf0aa Mon Sep 17 00:00:00 2001
From: Jordan Glover <Golden_Miller83@protonmail.ch>
Date: Wed, 29 Nov 2017 08:35:37 -0500
Subject: [PATCH] grub-mkconfig: Fix detecting .sig files as system images

grub-mkconfig detects detached RSA signatures for kernel images used for
signature checking as valid images and adds them to grub.cfg as separate
menu entries. This patch adds .sig extension to common blacklist.

Signed-off-by: Jordan Glover <Golden_Miller83@protonmail.ch>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
 util/grub-mkconfig_lib.in | 1 +
 1 file changed, 1 insertion(+)

diff --git a/util/grub-mkconfig_lib.in b/util/grub-mkconfig_lib.in
index 60b31cadd..0f801cab3 100644
--- a/util/grub-mkconfig_lib.in
+++ b/util/grub-mkconfig_lib.in
@@ -188,6 +188,7 @@ grub_file_is_not_garbage ()
       *.dpkg-*) return 1 ;; # debian dpkg
       *.rpmsave|*.rpmnew) return 1 ;;
       README*|*/README*)  return 1 ;; # documentation
+      *.sig) return 1 ;; # signatures
     esac
   else
     return 1