Re: [PATCH] usb: xhci: dbc: get rid of global pointer

[Mathias Nyman]

On 11.6.2019 20.24, Felipe Balbi wrote:

If we happen to have two XHCI controllers with DbC capability, then
there's no hope this will ever work as the global pointer will be
overwritten by the controller that probes last.

Avoid this problem by keeping the tty_driver struct pointer inside
struct xhci_dbc.

Fixes: dfba2174dc42 usb: xhci: Add DbC support in xHCI driver
Cc: <sta...@vger.kernel.org> # v4.16+
Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com>
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Thanks, adding to queue

-Mathias