commands/hdparm: Restrict hdparm command when locked down

The command can be used to get/set ATA disk parameters. Some of these can
be dangerous since change the disk behavior. Restrict it when locked down.

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

diff --git a/grub-core/commands/hdparm.c b/grub-core/commands/hdparm.c
index d3fa9661e5f964b757216506d724a2e71f7f65ac..2e2319e645a11e3120c9cf8bf1158ff5b80ca455 100644 (file)
--- a/grub-core/commands/hdparm.c
+++ b/grub-core/commands/hdparm.c
@@ -436,9 +436,9 @@ static grub_extcmd_t cmd;
 
 GRUB_MOD_INIT(hdparm)
 {
-  cmd = grub_register_extcmd ("hdparm", grub_cmd_hdparm, 0,
-                             N_("[OPTIONS] DISK"),
-                             N_("Get/set ATA disk parameters."), options);
+  cmd = grub_register_extcmd_lockdown ("hdparm", grub_cmd_hdparm, 0,
+                                      N_("[OPTIONS] DISK"),
+                                      N_("Get/set ATA disk parameters."), options);
 }
 
 GRUB_MOD_FINI(hdparm)