USB: fix autosuspend when CONFIG_PM isn't set
This patch (as791b) fixes things up to avoid compiler warnings or
errors when CONFIG_USB_SUSPEND or CONFIG_PM isn't set.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 0da15b0..190cc1b 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -380,10 +380,10 @@
int maxchild; /* Number of ports if hub */
struct usb_device *children[USB_MAXCHILDREN];
+ int pm_usage_cnt; /* usage counter for autosuspend */
#ifdef CONFIG_PM
struct work_struct autosuspend; /* for delayed autosuspends */
struct mutex pm_mutex; /* protects PM operations */
- int pm_usage_cnt; /* usage counter for autosuspend */
unsigned auto_pm:1; /* autosuspend/resume in progress */
unsigned do_remote_wakeup:1; /* remote wakeup should be enabled */