msm: camera: Fix OOB issue in IR CUT driver
If user passes an aribitary command with _IOC_DIR(cmd) == _IOC_NONE,
"arg" should point to any arbitrary address.
Check for invalid command and return error.
CRs-Fixed: 2299560
Change-Id: Ic48c9526b914f97bfa76fda2d0b612e832cf91e9
Signed-off-by:
VijayaKumar T M <vtmuni@codeaurora.org>
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