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SubjectRe: [PATCH 3/7] scsi: ufs: Make sysfs attributes writable
On Mon, Jun 4, 2018 at 1:33 AM Bart Van Assche <Bart.VanAssche@wdc.com> wrote:
>
> On Tue, 2018-05-29 at 11:17 -0700, Evan Green wrote:
> > +static ssize_t _name##_store(struct device *dev, \
> > + struct device_attribute *attr, const char *buf, \
> > + size_t count) \
> > +{ \
> > + struct ufs_hba *hba = dev_get_drvdata(dev); \
> > + unsigned long value; \
> > + if (kstrtoul(buf, 0, &value)) \
> > + return -EINVAL; \
> > + if (ufshcd_query_attr(hba, UPIU_QUERY_OPCODE_WRITE_ATTR, \
> > + QUERY_ATTR_IDN##_uname, 0, 0, (u32 *)&value)) \
> > + return -EINVAL; \
> > + return count; \
> > +} \
>
> Casting an "unsigned long" pointer into an u32 pointer looks evil to me.
> Please don't do this.
>

Will fix.

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