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(parent: 4115045) | patch
USB: serial: keyspan_pda: fix modem-status error handling
authorJohan Hovold <johan@kernel.org>
Wed, 4 Jul 2018 15:02:16 +0000 (17:02 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 17 Jul 2018 09:37:52 +0000 (11:37 +0200)
commit7e7c86d2757067f52fa1a81f5d472f5662bd0e7f
tree952114afadee8f572507f145cf63b74f14a654a7tree | snapshot
parent4115045f9588e794c091c5fbc2a85f2e1f03e260commit | diff
USB: serial: keyspan_pda: fix modem-status error handling

commit 01b3cdfca263a17554f7b249d20a247b2a751521 upstream.

Fix broken modem-status error handling which could lead to bits of slab
data leaking to user space.

Fixes: 3b36a8fd6777 ("usb: fix uninitialized variable warning in keyspan_pda")
Cc: stable <stable@vger.kernel.org> # 2.6.27
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/keyspan_pda.c diff | blob | history
Domain: System / Kernel;