vfio/pds: fix return value in pds_vfio_get_lm_file()
authorYang Yingliang <yangyingliang@huawei.com>
Sat, 19 Aug 2023 02:37:16 +0000 (10:37 +0800)
committerAlex Williamson <alex.williamson@redhat.com>
Mon, 21 Aug 2023 14:50:33 +0000 (08:50 -0600)
commit2d12d18f14d9e6e2dcbc3e5942d718e6d4e028a5
tree92d3edd27ed6bc1b8b331f2d17fcd564c29ddd21
parent06d220f13b1f05488f780c23065e765acab5ce56
vfio/pds: fix return value in pds_vfio_get_lm_file()

anon_inode_getfile() never returns NULL pointer, it will return
ERR_PTR() when it fails, so replace the check with IS_ERR().

Fixes: bb500dbe2ac6 ("vfio/pds: Add VFIO live migration support")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Brett Creeley <brett.creeley@amd.com>
Link: https://lore.kernel.org/r/20230819023716.3469037-1-yangyingliang@huawei.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
drivers/vfio/pci/pds/lm.c