msm: camera: Fix for HFR120 crash while

closing video recording.

Error:
[   74.304009]  dma_buf_vunmap+0xa4/0xa8
[   74.306182]  msm_buf_mngr_contq_listdel+0x90/0x14c
[   74.310008]  msm_buf_mngr_subdev_ioctl+0x598/0x844.

Change-Id: I060bf7fccbbce11aa7bcfd6d3574db2078029d00
Signed-off-by: Gurram Pravalika <gpravali@codeaurora.org>