From 7cc578baf26986c2badce998125b429a2aeb4d33 Mon Sep 17 00:00:00 2001
From: Patrick Colp <patrick.colp@oracle.com>
Date: Sun, 30 Jul 2023 12:58:18 -0700
Subject: [PATCH 2/4] cryptodisk: Fallback to passphrase

If a protector is specified, but it fails to unlock the disk, fall back
to asking for the passphrase. However, an error was set indicating that
the protector(s) failed. Later code (e.g., LUKS code) fails as
`grub_errno` is now set. Print the existing errors out first, before
proceeding with the passphrase.

Signed-off-by: Patrick Colp <patrick.colp@oracle.com>
---
 grub-core/disk/cryptodisk.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/grub-core/disk/cryptodisk.c b/grub-core/disk/cryptodisk.c
index 6620fca00..cf37a0934 100644
--- a/grub-core/disk/cryptodisk.c
+++ b/grub-core/disk/cryptodisk.c
@@ -1191,11 +1191,16 @@ grub_cryptodisk_scan_device_real (const char *name,
 		  source->name, source->partition != NULL ? "," : "",
 		  part != NULL ? part : N_("UNKNOWN"), dev->uuid);
       grub_free (part);
-      goto error;
     }
 
   if (!cargs->key_len)
     {
+      if (grub_errno)
+	{
+	  grub_print_error ();
+	  grub_errno = GRUB_ERR_NONE;
+	}
+
       /* Get the passphrase from the user, if no key data. */
       askpass = 1;
       part = grub_partition_get_name (source->partition);
-- 
2.35.3