usb-gadget/tcm: Convert to TARGET_SCF_ACK_KREF I/O krefs

This patch drops struct usbg_cmd->kref internal kref-erence
usage, for proper TARGET_SCF_ACK_KREF conversion.

Tested-by: Andrzej Pietrasiewicz <[email protected]>
Cc: Sebastian Andrzej Siewior <[email protected]>
Cc: Felipe Balbi <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
1 file changed