Commit 28f52cce authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: cdc-acm: fix potential null-pointer dereference 



commit 15e5bee3 upstream.

Must check return value of tty_port_tty_get.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 344c1e0f
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