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cryptodisk: Return failure in cryptomount when no cryptodisk modules are loaded

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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>
This commit is contained in:
Glenn Washburn 2021-12-09 11:14:52 -06:00 committed by Daniel Kiper
parent 26406d8908
commit cabc36ce56
1 changed files with 3 additions and 0 deletions
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3
grub-core/disk/cryptodisk.c
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@ -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;