From 43a404577a93d236913b67e41758adf5b9a8f45d Mon Sep 17 00:00:00 2001
From: Li Jun <jun.li@freescale.com>
Date: Tue, 15 Dec 2015 17:47:47 +0800
Subject: usb: chipidea: host: set host to be null after hcd is freed

Set ci->hcd and ci->otg.host to be null in host_stop since the
hcd already freed.

Signed-off-by: Li Jun <jun.li@freescale.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>

diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index 3d24304..053bac9 100644
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -190,6 +190,8 @@ static void host_stop(struct ci_hdrc *ci)
 			(ci->platdata->flags & CI_HDRC_TURN_VBUS_EARLY_ON))
 				regulator_disable(ci->platdata->reg_vbus);
 	}
+	ci->hcd = NULL;
+	ci->otg.host = NULL;
 }
 
 
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