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SubjectRe: [RFC PATCH 1/4] fdomain: Resurrect driver (core)
Date
On Wednesday 24 April 2019 08:02:12 Christoph Hellwig wrote:
> > +static void fdomain_work(struct work_struct *work)
> > +{
> > + struct fdomain *fd = container_of(work, struct fdomain, work);
> > + struct Scsi_Host *sh = container_of((void *)fd, struct Scsi_Host,
> > + hostdata);
>
> This looks odd. We should never need a void cast for container_of.

This cast is present in all drivers involving container_of, struct Scsi_Host and hostdata. hostdata in struct Scsi_Host is defined as "unsigned long hostdata[0]"...

--
Ondrej Zary

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