msm_fb: display: Add correct src/dst image size validation for MDP

MDP4 has minimum size restriction for both source and destination
height and width. Previously, old patchset got picked in this
branch. Add correct checks now, to validate source and destination
layer size.

CRs-fixed: 484728
Change-Id: Ibb89cc95ce093a21cf0cfdee3b75b4e9a2831860
Signed-off-by: Mayank Chopra <makchopra@codeaurora.org>
msm: camera: Check if client is NULL before calling ion_free

NULL check was added inorder to prevent a target reboot in ion_free
in case client is already NULL

Change-Id: I263f56ff06ad7907c459b4f7254fc1435a41c61d
Signed-off-by: Aditya Jonnalagadda <ajonnala@codeaurora.org>
msm: camera: Fix mctl release crash issue.

After mctl release initialize pointer to NULL to
avoid crash.

Change-Id: Ia3e0b1b809f85760a92b5248f402df589c6ace04
Signed-off-by: Suresh Vankadara <svankada@codeaurora.org>
Merge "msm_fb: display: Add correct src/dst image size validation for MDP"
Merge "msm: camera: Check if client is NULL before calling ion_free"
Merge "msm: camera: Fix mctl release crash issue."