USB: serial: kl5kusb105: fix line-state error handling

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commit 146cc8a17a upstream.

The current implementation failed to detect short transfers when
attempting to read the line state, and also, to make things worse,
logged the content of the uninitialised heap transfer buffer.

Fixes: abf492e7b3 ("USB: kl5kusb105: fix DMA buffers on stack")
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

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Johan Hovold 2017-01-10 12:05:37 +01:00 • committed by Ben Hutchings

parent 0646217322

commit 59021c058a

1 changed files with 5 additions and 4 deletions

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drivers/usb/serial/kl5kusb105.c

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