USB: pl2303: fix abuse of interface data

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Fix abuse of interface data which was used to signal device disconnect.

Use the usb_serial disconnect flag and mutex where appropriate.

Note that tiocmget does not need to check for disconnect as it does not
access the device.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Johan Hovold 2012-04-25 15:56:31 +02:00 • committed by Greg Kroah-Hartman

parent 1c51766924

commit 6f1efd6c5a

1 changed files with 10 additions and 7 deletions

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drivers/usb/serial/pl2303.c

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