diff options
| author | John Youn <johnyoun@synopsys.com> | 2016-04-09 00:46:31 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-04-18 12:35:17 +0300 |
| commit | 138b8638bb43d4b85eeaacde9be9c687cc7e5de7 (patch) | |
| tree | 381e6d2e3227eb118d5e392bd0505baf2efd2dd1 /drivers/usb/gadget/composite.c | |
| parent | c3b46c73264b03000d1e18b22f5caf63332547c9 (diff) | |
| download | linux-138b8638bb43d4b85eeaacde9be9c687cc7e5de7.tar.xz | |
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 <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/gadget/composite.c')
| -rw-r--r-- | drivers/usb/gadget/composite.c | 2 |
1 files changed, 2 insertions, 0 deletions
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); |