USB: serial: pl2303: fix line-setting error handling

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Make sure to return an error on zero-length transfers when retrieving
the line settings even if the driver currently ignores the return value.

Also remove a redundant check for short transfer when setting the line
settings.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>

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Johan Hovold 2017-01-12 14:56:19 +01:00

parent cd8db057e9

commit b5fda434b1

1 changed files with 2 additions and 6 deletions

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drivers/usb/serial/pl2303.c

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