[PATCH v3 2/2] USB hub_probe: put initialization before usage

[Eugene Korenevsky]

Minor optimization: move initialization immediately before usage.
This gives a chance for more accurate register allocation by the compiler.

Signed-off-by: Eugene Korenevsky <ekorenev...@gmail.com>
---
 drivers/usb/core/hub.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 7a20980..c7f6b5f 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1742,7 +1742,6 @@ static int hub_probe(struct usb_interface *intf, const 
struct usb_device_id *id)
        struct usb_device *hdev;
        struct usb_hub *hub;
 
-       desc = intf->cur_altsetting;
        hdev = interface_to_usbdev(intf);
 
        /*
@@ -1813,6 +1812,7 @@ static int hub_probe(struct usb_interface *intf, const 
struct usb_device_id *id)
        }
 #endif
 
+       desc = intf->cur_altsetting;
        if (!hub_check_descriptor_sanity(desc)) {
                dev_err(&intf->dev, "bad descriptor, ignoring hub\n");
                return -EIO;
-- 
2.10.2