From 050596a488d7de6bef1ab60d25cecadf96aa788a Mon Sep 17 00:00:00 2001 From: Rupesh Gujare Date: Fri, 23 Aug 2013 18:33:28 +0100 Subject: [PATCH] staging: ozwpan: Check for correct config number. Check for valid config number before completing set interface. Signed-off-by: Rupesh Gujare Signed-off-by: Greg Kroah-Hartman --- drivers/staging/ozwpan/ozhcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/ozwpan/ozhcd.c b/drivers/staging/ozwpan/ozhcd.c index ab93b74e34be..83ed64c72872 100644 --- a/drivers/staging/ozwpan/ozhcd.c +++ b/drivers/staging/ozwpan/ozhcd.c @@ -909,7 +909,7 @@ static void oz_hcd_complete_set_interface(struct oz_port *port, struct urb *urb, struct usb_hcd *hcd = port->ozhcd->hcd; int rc = 0; - if (rcode == 0) { + if ((rcode == 0) && (port->config_num > 0)) { struct usb_host_config *config; struct usb_host_interface *intf; oz_dbg(ON, "Set interface %d alt %d\n", if_num, alt);