Merge "msm: camera_v2: cci: check for NULL pointer"

static int msm_cci_subdev_g_chip_ident(struct v4l2_subdev *sd,

			struct v4l2_dbg_chip_ident *chip)

{

	BUG_ON(!chip);

	if (!chip) {

		pr_err("%s:%d: NULL pointer supplied for chip ident\n",

			 __func__, __LINE__);

		return -EINVAL;

	}

	chip->ident = V4L2_IDENT_CCI;

	chip->revision = 0;

	return 0;