media: venus: remove invalid compat_ioctl32 handler
authorArnd Bergmann <arnd@arndb.de>
Wed, 6 Nov 2019 09:06:54 +0000 (10:06 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 17 Dec 2019 19:34:29 +0000 (20:34 +0100)
commitde5fb1872af9073e3a9001d1e5d243bd39aa23a2
treee1e003358f60af1daaef59573e11d2ba99838005
parent42dadb842d752979185cf47925dae439390ddc6c
media: venus: remove invalid compat_ioctl32 handler

commit 4adc0423de92cf850d1ef5c0e7cb28fd7a38219e upstream.

v4l2_compat_ioctl32() is the function that calls into
v4l2_file_operations->compat_ioctl32(), so setting that back to the same
function leads to a trivial endless loop, followed by a kernel
stack overrun.

Remove the incorrect assignment.

Cc: stable@vger.kernel.org
Fixes: 7472c1c69138 ("[media] media: venus: vdec: add video decoder files")
Fixes: aaaa93eda64b ("[media] media: venus: venc: add video encoder files")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/media/platform/qcom/venus/vdec.c
drivers/media/platform/qcom/venus/venc.c