msm: mdss: fb: null check mfd data

Add appropriate null check for mfd data structure
before accessing it's members. This prevents null
pointer accesses in the driver.

Change-Id: Id301d4a90c9a52049944c7e3b31aa1a34ad292d7
CRs-Fixed: 526286
Signed-off-by: Manoj Rao <manojraj@codeaurora.org>
Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
msm: camera_v2: Create jpeg debugfs

This fixes kmsg errors because jpeg debugfs creation fails. The
device is online for only a few millisecs so the real use of the
interface is questionable, thus a full fix in ion with a camera
subdir not nessecary.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>