From 138b8638bb43d4b85eeaacde9be9c687cc7e5de7 Mon Sep 17 00:00:00 2001 From: John Youn Date: Fri, 8 Apr 2016 14:46:31 -0700 Subject: [PATCH] usb: gadget: composite: Clear reserved fields of SSP Dev Cap Set the reserved fields of the SuperSpeed Plus Device Capability descriptor to 0. Otherwise there might be stale data there which will cause USB CV to fail. Fixes: f228a8de242a ("usb: gadget: composite: Return SSP Dev Cap descriptor") Signed-off-by: John Youn Signed-off-by: Felipe Balbi --- drivers/usb/gadget/composite.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index de9ffd60fcfa..524e233d48de 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -651,6 +651,8 @@ static int bos_desc(struct usb_composite_dev *cdev) ssp_cap->bLength = USB_DT_USB_SSP_CAP_SIZE(1); ssp_cap->bDescriptorType = USB_DT_DEVICE_CAPABILITY; ssp_cap->bDevCapabilityType = USB_SSP_CAP_TYPE; + ssp_cap->bReserved = 0; + ssp_cap->wReserved = 0; /* SSAC = 1 (2 attributes) */ ssp_cap->bmAttributes = cpu_to_le32(1);