On Mon, Apr 26, 2021 at 11:20:32PM +0530, bkkarthik wrote:
> On 21/04/26 08:04AM, Leon Romanovsky wrote:
> > On Sun, Apr 25, 2021 at 01:13:01AM +0530, Anupama K Patil wrote:
> > > isapnp_proc_init() does not look at the return value from
> > > isapnp_proc_attach_device(). Check for this return value in
> > > isapnp_proc_detach_device().
> > >
> > > Cleanup in isapnp_proc_detach_device and
> > > isapnp_proc_detach_bus() for cleanup.
> > >
> > > Changed sprintf() to the kernel-space function scnprintf() as it returns
> > > the actual number of bytes written.
> > >
> > > Removed unnecessary variables de, e of type 'struct proc_dir_entry' to
> > > save memory.
<...>
> > > +static int isapnp_proc_detach_device(struct pnp_dev *dev)
> > > +{
> > > + proc_remove(dev->procent);
> > > + dev->procent = NULL;
> > > + return 0;
> > > +}
> > > +
> > > +static int isapnp_proc_detach_bus(struct pnp_card *bus)
> > > +{
> > > + proc_remove(bus->procdir);
> > > + return 0;
> > > +}
> >
> > Please don't add one line functions that are called only once and have
> > return value that no one care about it.
>
> These were only intended for a clean-up job, the idea of this function came from how PCI handles procfs.
> Maybe those should be changed?
Probably, the CONFIG_PROC_FS around pci_proc_*() is not needed too.
Thanks
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