usb: hub_activate kill an 'else'
authorDan Williams <dan.j.williams@intel.com>
Mon, 7 Oct 2013 18:58:20 +0000 (11:58 -0700)
committerSarah Sharp <sarah.a.sharp@linux.intel.com>
Wed, 16 Oct 2013 22:48:30 +0000 (15:48 -0700)
Remove a few extra lines and make it clear that all implementations
disable the port by sharing the same line of code.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
drivers/usb/core/hub.c

index 566ac55..3da6074 100644 (file)
@@ -1112,16 +1112,13 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
                        /*
                         * USB3 protocol ports will automatically transition
                         * to Enabled state when detect an USB3.0 device attach.
-                        * Do not disable USB3 protocol ports.
+                        * Do not disable USB3 protocol ports, just pretend
+                        * power was lost
                         */
-                       if (!hub_is_superspeed(hdev)) {
+                       portstatus &= ~USB_PORT_STAT_ENABLE;
+                       if (!hub_is_superspeed(hdev))
                                usb_clear_port_feature(hdev, port1,
                                                   USB_PORT_FEAT_ENABLE);
-                               portstatus &= ~USB_PORT_STAT_ENABLE;
-                       } else {
-                               /* Pretend that power was lost for USB3 devs */
-                               portstatus &= ~USB_PORT_STAT_ENABLE;
-                       }
                }
 
                /* Clear status-change flags; we'll debounce later */