USB: keyspan: add a sanity test on "len"

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"len" comes from the USB transfer and it's probably correct.  The thing
is that we already have similar checks like:

        if (data[i] >= serial->num_ports) {

So adding a sanity test here matches the rest of the code and is a good
idea.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Dan Carpenter 2013-04-05 08:43:20 +03:00 • committed by Greg Kroah-Hartman

parent 6a3ae8412f

commit 01a60e76b6

1 changed files with 3 additions and 2 deletions

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drivers/usb/serial/keyspan.c

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