From: Ajay Kumar Gupta <ajay.gupta@ti.com>
Date: Fri, 3 Jul 2009 07:48:45 +0000 (+0530)
Subject: USB: otg: fix module reinsert issue
X-Git-Tag: v2.6.31-rc3~4^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dc7520c17982ca4232233d2781e5cde29e58fbad;p=platform%2Fkernel%2Flinux-stable.git

USB: otg: fix module reinsert issue

Platform_device instance (pd) is not set to NULL in
usb_nop_xceiv_unregister() causing usb_nop_xceiv_register()
to fail during module reinsert.

From: Ajay Kumar Gupta <ajay.gupta@ti.com>
Signed-off-by: Babu Ravi <ravibabu@ti.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
---

diff --git a/drivers/usb/otg/nop-usb-xceiv.c b/drivers/usb/otg/nop-usb-xceiv.c
index 9ed5ea5..af456b4 100644
--- a/drivers/usb/otg/nop-usb-xceiv.c
+++ b/drivers/usb/otg/nop-usb-xceiv.c
@@ -53,6 +53,7 @@ EXPORT_SYMBOL(usb_nop_xceiv_register);
 void usb_nop_xceiv_unregister(void)
 {
 	platform_device_unregister(pd);
+	pd = NULL;
 }
 EXPORT_SYMBOL(usb_nop_xceiv_unregister);