PM: devfreq: Always reflect a change of polling interval

Change-Id: Ie895bdf1ed1126e05483890f7ed64ac05890710a
PM: devfreq: Use high priority workqueue

It does not make sense to run kgsl on high and devfreq on regular
priority.

Change-Id: Ie5e6c9353a4e1324a6a49278e5ad3638462f551c
SoC: msm: Add Buffer overflow check

The overflow check is required to ensure that user space data
in kernel may not go beyond buffer boundary.

Signed-off-by: Asish Bhattacharya <asishb@codeaurora.org>
Signed-off-by: Mohammad Johny Shaik <mjshai@codeaurora.org>
Signed-off-by: Pavan Chikkala <pavanc@codeaurora.org>
Signed-off-by: Divya Narayanan Poojary <dnaray@codeaurora.org>
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
ASoC: msm: qdsp6v2: add check for NULL dereference

The asm loopback driver during close does not check
for NULL before closing the playback and capture
instances.

The change ensures only the valid playback/capture
instances are closed.

Signed-off-by: Aravind Kumar <akumark@codeaurora.org>
Signed-off-by: Pradosh Das <c_prados@qti.qualcomm.com>
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>