USB: address FIXME in usbnet w.r.t drivers claiming multiple interfaces

This fixes the issue of drivers claiming multiple interfaces. Operations
are stopped as soon as an interface is suspend and resumed only as
all interfaces have been resumed.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/usb/usbnet.h b/drivers/net/usb/usbnet.h
index 82db5a8e528e..a3f8b9e7bc00 100644
--- a/drivers/net/usb/usbnet.h
+++ b/drivers/net/usb/usbnet.h
@@ -32,6 +32,7 @@ struct usbnet {
         const char              *driver_name;
         wait_queue_head_t       *wait;
         struct mutex            phy_mutex;
+        unsigned char           suspend_count;
 
         /* i/o info: pipes etc */
         unsigned                in, out;