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USB: legousbtower: fix slab info leak at probe
authorJohan Hovold <johan@kernel.org>
Thu, 19 Sep 2019 08:30:36 +0000 (10:30 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 4 Oct 2019 12:01:56 +0000 (14:01 +0200)
commit1d427be4a39defadda6dd8f4659bc17f7591740f
tree16a628748e29860605a95edde189f3b99b017f06tree | snapshot
parentf2372b87c386871b16d7dbda680d98d4092ab708commit | diff
USB: legousbtower: fix slab info leak at probe

Make sure to check for short transfers when retrieving the version
information at probe to avoid leaking uninitialised slab data when
logging it.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20190919083039.30898-2-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/misc/legousbtower.c diff | blob | history
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