ACPI: add message if firmware_register() init fails

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index b2977695e12091ab6e945b20432178a953a81114..7b77ee146a804bf2337e8b18594b3bd5c4902381 100644 (file)
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -25,6 +25,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/ioport.h>
+#include <linux/kernel.h>
 #include <linux/list.h>
 #include <linux/sched.h>
 #include <linux/pm.h>
@@ -738,7 +739,10 @@ static int __init acpi_init(void)
                return -ENODEV;
        }
 
-       firmware_register(&acpi_subsys);
+       result = firmware_register(&acpi_subsys);
+       if (result < 0)
+               printk(KERN_WARNING "%s: firmware_register error: %d\n",
+                       __FUNCTION__, result);
 
        result = acpi_bus_init();