USB: io_ti, stop dereferencing potential NULL

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tty_port_tty_get might return a tty which is NULL. But it is
dereferenced unconditionally in edge_send. Stop dereferencing that by
sending usb_serial_port pointer around.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jiri Slaby 2013-04-04 22:41:01 +02:00 • committed by Greg Kroah-Hartman

parent 64dc9e2e73

commit ae3759c257

1 changed files with 4 additions and 5 deletions

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drivers/usb/serial/io_ti.c

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