USB: dbgp gadget: set MaxpacketSize0

The current code doesn't set it, so linux complains about
it when connected, and ignores the device:

[104611.068082] usb 1-5: new high speed USB device using ehci_hcd and address 127
[104611.088368] usb 1-5: Invalid ep0 maxpacket: 0

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/usb/gadget/dbgp.c b/drivers/usb/gadget/dbgp.c
index 2932b48da0f9..795525c32474 100644
--- a/drivers/usb/gadget/dbgp.c
+++ b/drivers/usb/gadget/dbgp.c
@@ -312,6 +312,7 @@ static int __init dbgp_bind(struct usb_gadget *gadget)
 
         dbgp.req->length = DBGP_REQ_EP0_LEN;
         gadget->ep0->driver_data = gadget;
+        device_desc.bMaxPacketSize0 = gadget->ep0->maxpacket;
 
 #ifdef CONFIG_USB_G_DBGP_SERIAL
         dbgp.serial = kzalloc(sizeof(struct gserial), GFP_KERNEL);