[PATCH 5.9 752/757] usb: gadget: bcm63xx_udc: fix up the error of undeclared usb_debug_root

[Greg Kroah-Hartman]

From: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>

commit 5b35dd1a5a666329192a9616ec21098591259058 upstream.

Fix up the build error caused by undeclared usb_debug_root

Cc: stable <stable@xxxxxxxxxxxxxxx>
Fixes: a66ada4f241c ("usb: gadget: bcm63xx_udc: create debugfs directory under usb root")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/usb/gadget/udc/bcm63xx_udc.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/usb/gadget/udc/bcm63xx_udc.c
+++ b/drivers/usb/gadget/udc/bcm63xx_udc.c
@@ -26,6 +26,7 @@
 #include <linux/seq_file.h>
 #include <linux/slab.h>
 #include <linux/timer.h>
+#include <linux/usb.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <linux/workqueue.h>