Commit ca7cc511 authored Jul 13, 2011 by Huang Ying Committed by Len Brown Jul 13, 2011

ACPI, APEI, ERST, Prevent erst_dbg from loading if ERST is disabled



erst_dbg module can not work when ERST is disabled.  So disable module
loading to provide clearer information to user.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

parent 4d2b2956

drivers/acpi/apei/erst-dbg.c

+4 −0

Original line number	Original line	Diff line number	Diff line
	@@ -213,6 +213,10 @@ static struct miscdevice erst_dbg_dev = {

	static __init int erst_dbg_init(void)		static __init int erst_dbg_init(void)
	{		{
			if (erst_disable) {
			pr_info(ERST_DBG_PFX "ERST support is disabled.\n");
			return -ENODEV;
			}
	return misc_register(&erst_dbg_dev);		return misc_register(&erst_dbg_dev);
	}		}