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From:   Dragan Cvetic <draganc@xilinx.com>
To:     Greg KH <gregkh@linuxfoundation.org>
CC:     "arnd@arndb.de" <arnd@arndb.de>, Michal Simek <michals@xilinx.com>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        "robh+dt@kernel.org" <robh+dt@kernel.org>,
        "mark.rutland@arm.com" <mark.rutland@arm.com>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Derek Kiernan <dkiernan@xilinx.com>
Subject: RE: [PATCH V4 04/12] misc: xilinx_sdfec: Add open, close and ioctl
Thread-Topic: [PATCH V4 04/12] misc: xilinx_sdfec: Add open, close and ioctl
Thread-Index: AQHVEu5GErREaULonk+tvtDvF1CkjaaOsacAgAFm4tA=
Date:   Fri, 7 Jun 2019 10:58:34 +0000
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> On Sat, May 25, 2019 at 12:37:17PM +0100, Dragan Cvetic wrote:
> > +static int xsdfec_dev_open(struct inode *iptr, struct file *fptr)
> > +{
> > +	return 0;
> > +}
> > +
> > +static int xsdfec_dev_release(struct inode *iptr, struct file *fptr)
> > +{
> > +	return 0;
> > +}
>=20
> empty open/close functions are never needed, just drop them.
>=20

open() is needed to allocate file descriptor eg.
fd =3D open(dev_name, O_RDWR);

Please, advise if you have some other idea in mind

Thanks
Dragan