[U-Boot] Is it an error in function ehci_submit_root() in ehci-hcd.c

[Lv Terry-R65388]

Hi All,
 
    I'm trying to enable ehci usb in our board and I found that there
maybe two issues in funcion ehci_submit_root() in ehci-hcd.c.
 
1)
    In ehci_submit_root(), the function will do the following operation.