> -----Original Message----- > From: ye.xingchen@xxxxxxxxxx <ye.xingchen@xxxxxxxxxx> > Sent: 2022年12月7日 15:35 > To: jic23@xxxxxxxxxx > Cc: Bough Chen <haibo.chen@xxxxxxx>; andriy.shevchenko@xxxxxxxxxxxxxxx; > lars@xxxxxxxxxx; linux-iio@xxxxxxxxxxxxxxx; dl-linux-imx <linux-imx@xxxxxxx>; > linux-kernel@xxxxxxxxxxxxxxx > Subject: [PATCH] iio: adc: vf610_adc: Convert to use sysfs_emit_at() API > > From: ye xingchen <ye.xingchen@xxxxxxxxxx> > > Follow the advice of the Documentation/filesystems/sysfs.rst and show() should > only use sysfs_emit() or sysfs_emit_at() when formatting the value to be > returned to user space. > > Signed-off-by: ye xingchen <ye.xingchen@xxxxxxxxxx> Acked-by: Haibo Chen <haibo.chen@xxxxxxx> Best Regards Haibo Chen > --- > drivers/iio/adc/vf610_adc.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/iio/adc/vf610_adc.c b/drivers/iio/adc/vf610_adc.c index > ae31aafd2653..dbf80f5f674b 100644 > --- a/drivers/iio/adc/vf610_adc.c > +++ b/drivers/iio/adc/vf610_adc.c > @@ -606,8 +606,7 @@ static ssize_t vf610_show_samp_freq_avail(struct > device *dev, > int i; > > for (i = 0; i < ARRAY_SIZE(info->sample_freq_avail); i++) > - len += scnprintf(buf + len, PAGE_SIZE - len, > - "%u ", info->sample_freq_avail[i]); > + len += sysfs_emit_at(buf, len, "%u ", info->sample_freq_avail[i]); > > /* replace trailing space by newline */ > buf[len - 1] = '\n'; > -- > 2.25.1
