Re: [PATCH 46/61] vfio: Prefer IS_ERR_OR_NULL over manual NULL check
Pranjal Shrivastava <[email protected]>
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On Tue, Mar 10, 2026 at 12:49:12PM +0100, Philipp Hahn wrote: > Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL > check. > > Change generated with coccinelle. > > To: Alex Williamson <[email protected]> > Cc: [email protected] > Cc: [email protected] > Signed-off-by: Philipp Hahn <[email protected]> > --- > 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); > Reviewed-by: Pranjal Shrivastava <[email protected]> The cleanup alone looks fine, but I'm not sure if the maintainers would be happy about the tree-wide spam, since each patch might go through a different tree. I'd wait for Alex's preference/ack on that. Thanks, Praan