USB: serial: ti_usb_3410_5052: fix TIOCSSERIAL permission check

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Changing the port closing-wait parameter is a privileged operation so
make sure to return -EPERM if a regular user tries to change it.

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

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Johan Hovold 2021-04-07 12:39:15 +02:00

parent 4c47dc2a3a

commit d370c90dcd

1 changed files with 7 additions and 2 deletions

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drivers/usb/serial/ti_usb_3410_5052.c

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