[PATCH 3.18 150/185] usb: dwc2: Fix interval type issue

[Greg Kroah-Hartman]

3.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Grigor Tovmasyan <grigor.tovmas...@synopsys.com>

[ 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 <tovma...@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/usb/dwc2/core.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/dwc2/core.h
+++ b/drivers/usb/dwc2/core.h
@@ -144,7 +144,7 @@ struct s3c_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;