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由 Johan Hovold 提交于
Make sure set_termios is not called with uninitialised data at open. The old termios struct is currently not used, but pass NULL instead to avoid future problems (e.g. stack data leak). Signed-off-by: NJohan Hovold <jhovold@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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