File 0003-cryptodisk-Return-failure-in-cryptomount-w... of Package grub2

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File 0003-cryptodisk-Return-failure-in-cryptomount-when-no-cry.patch of Package grub2

From 86fe3bbbf75e62387cc9842654fd6c852e9457a6 Mon Sep 17 00:00:00 2001
From: Glenn Washburn <development@efficientek.com>
Date: Thu, 9 Dec 2021 11:14:52 -0600
Subject: [PATCH 03/14] cryptodisk: Return failure in cryptomount when no
 cryptodisk modules are loaded

This displays an error notifying the user that they'll want to load
a backend module to make cryptomount useful.

Signed-off-by: Glenn Washburn <development@efficientek.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
 grub-core/disk/cryptodisk.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/grub-core/disk/cryptodisk.c b/grub-core/disk/cryptodisk.c
index 9df3d310fe..27491871a5 100644
--- a/grub-core/disk/cryptodisk.c
+++ b/grub-core/disk/cryptodisk.c
@@ -1125,6 +1125,9 @@ grub_cmd_cryptomount (grub_extcmd_context_t ctxt, int argc, char **args)
   if (argc < 1 && !state[1].set && !state[2].set)
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "device name required");
 
+  if (grub_cryptodisk_list == NULL)
+    return grub_error (GRUB_ERR_BAD_MODULE, "no cryptodisk modules loaded");
+
   if (state[0].set)
     {
       int found_uuid;
-- 
2.34.1

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File 0003-cryptodisk-Return-failure-in-cryptomount-when-no-cry.patch of Package grub2

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