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driver core: Display error codes when class suspend fails

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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>
This commit is contained in:
Mark Brown 2010-10-20 11:22:42 -07:00 committed by Greg Kroah-Hartman
parent 0768121597
commit 5abd935661
1 changed files with 4 additions and 4 deletions
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8
drivers/base/sys.c
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@ -432,13 +432,13 @@ int sysdev_suspend(pm_message_t state)
/* 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;