driver core: Display error codes when class suspend fails
Aid diagnostics by printing the error code from failed suspends, which
doesn't otherwise seem to get displayed.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 9354dc1..1667aaf 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -432,13 +432,13 @@
/* resume current sysdev */
cls_driver:
drv = NULL;
- printk(KERN_ERR "Class suspend failed for %s\n",
- kobject_name(&sysdev->kobj));
+ printk(KERN_ERR "Class suspend failed for %s: %d\n",
+ kobject_name(&sysdev->kobj), ret);
aux_driver:
if (drv)
- printk(KERN_ERR "Class driver suspend failed for %s\n",
- kobject_name(&sysdev->kobj));
+ printk(KERN_ERR "Class driver suspend failed for %s: %d\n",
+ kobject_name(&sysdev->kobj), ret);
list_for_each_entry(err_drv, &cls->drivers, entry) {
if (err_drv == drv)
break;