[PATCH 46/61] vfio: Prefer IS_ERR_OR_NULL over manual NULL check

[Philipp Hahn]

Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Alex Williamson <alex@xxxxxxxxxxx>
Cc: kvm@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Philipp Hahn <phahn-oss@xxxxxx>
---
 drivers/vfio/vfio_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c
index 742477546b15d4dbaf9ebcfb2e67627db71521e0..d71922dfde5885967398deddec3e9e04b05adfec 100644
--- a/drivers/vfio/vfio_main.c
+++ b/drivers/vfio/vfio_main.c
@@ -923,7 +923,7 @@ vfio_ioctl_device_feature_mig_device_state(struct vfio_device *device,
 
 	/* Handle the VFIO_DEVICE_FEATURE_SET */
 	filp = device->mig_ops->migration_set_state(device, mig.device_state);
-	if (IS_ERR(filp) || !filp)
+	if (IS_ERR_OR_NULL(filp))
 		goto out_copy;
 
 	return vfio_ioct_mig_return_fd(filp, arg, &mig);

-- 
2.43.0