From 18f31bd07993b3ddde2916b764d7bee0b7f873fd Mon Sep 17 00:00:00 2001
From: Grigor Tovmasyan <Grigor.Tovmasyan@synopsys.com>
Date: Tue, 6 Feb 2018 19:07:38 +0400
Subject: [PATCH] usb: dwc2: Fix interval type issue

[ Upstream commit 12814a3f8f9b247531d7863170cc82b3fe4218fd ]

The maximum value that unsigned char can hold is 255, meanwhile
the maximum value of interval is  2^(bIntervalMax-1)=2^15.

Signed-off-by: Grigor Tovmasyan <tovmasya@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/usb/dwc2/core.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h
index a738a68d2292..a899d47c2a7c 100644
--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -187,7 +187,7 @@ struct dwc2_hsotg_ep {
 	unsigned char           dir_in;
 	unsigned char           index;
 	unsigned char           mc;
-	unsigned char           interval;
+	u16                     interval;
 
 	unsigned int            halted:1;
 	unsigned int            periodic:1;