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>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 9354dc10a363..1667aaf4fde6 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -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;