libxl_usb: Fix libxl_device_usbctrl_getinfo
authorAnthony PERARD <anthony.perard@citrix.com>
Thu, 13 Jun 2019 15:37:04 +0000 (16:37 +0100)
committerIan Jackson <ian.jackson@eu.citrix.com>
Fri, 20 Sep 2019 09:41:01 +0000 (10:41 +0100)
commit3bf9b8fde811c965b425d621d2651434a95cfe4a
tree0d347c078003bd3c10f9eaa18cb40150240a67d9
parent0fa2525b81c0f9065e4a90e458a5b0c014daa05a
libxl_usb: Fix libxl_device_usbctrl_getinfo

`usbctrl' is modified in this function which doesn't seems to be
intended, and usbctrlinfo.backend_id was never modified.

Take this opportunity to consify the argument `usbctrl' in libxl API
to avoid similar mistake.

Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
tools/libxl/libxl.h
tools/libxl/libxl_usb.c