usb: gadget: function: printer: Interface is disabled and returns error

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After the device is disconnected from the host side, the interface of
the device is reset. If the userspace operates the device again,
an error code should be returned.

Signed-off-by: Zqiang <qiang.zhang@windriver.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>

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Zqiang 2020-06-30 13:23:31 +08:00 • committed by Felipe Balbi

parent a9cf871518

commit 7f2ca14d2f

1 changed files with 36 additions and 0 deletions

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drivers/usb/gadget/function/f_printer.c

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