Comment 20 for bug 1958006

[ 51.469490] UBSAN: invalid-load in /tmp/kernel-vicamo-8789bd62d725-b752/build/include/linux/dma-buf-map.h:224:9
[ 51.469494] load of value 2 is not a valid value for type '_Bool'

https://git.launchpad.net/~vicamo/+git/ubuntu-kernel/tree/drivers/media/pci/intel/ipu-psys.c?id=1648371a4229949b4ded06a6387332dd5008540d#n648

 571 int ipu_psys_mapbuf_locked(int fd, struct ipu_psys_fh *fh,
 572 struct ipu_psys_kbuffer *kbuf)
 573 {
...
 648 ret = dma_buf_vmap(kbuf->dbuf, &dmap);
 649 if (ret) {
 650 dev_dbg(&psys->adev->dev, "dma buf vmap failed\n");
 651 goto kbuf_map_fail;
 652 }