From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Wed, 6 Mar 2019 09:31:39 +0000 (+0900)
Subject: usb: dwc_otg: check value of uWord type after convert
X-Git-Tag: submit/tizen/20190614.014912~38
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0d2b70666571ca80a0e01eb9d44840da2d27349d;p=platform%2Fkernel%2Flinux-rpi3.git

usb: dwc_otg: check value of uWord type after convert

uWord type is array, so checking variable with the type is not
proper. Check value after convert.

Change-Id: I5eca569feb949037bda212346c481fde82525d3d
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---

diff --git a/drivers/usb/host/dwc_otg/dwc_otg_pcd.c b/drivers/usb/host/dwc_otg/dwc_otg_pcd.c
index 9dabbe5c9791..2ffd4f11d0bf 100644
--- a/drivers/usb/host/dwc_otg/dwc_otg_pcd.c
+++ b/drivers/usb/host/dwc_otg/dwc_otg_pcd.c
@@ -1487,7 +1487,7 @@ int dwc_otg_pcd_ep_enable(dwc_otg_pcd_t * pcd,
 	num = UE_GET_ADDR(desc->bEndpointAddress);
 	dir = UE_GET_DIR(desc->bEndpointAddress);
 
-	if (!desc->wMaxPacketSize) {
+	if (!UGETW(desc->wMaxPacketSize)) {
 		DWC_WARN("bad maxpacketsize\n");
 		retval = -DWC_E_INVALID;
 		goto out;