Hi! 2022-12-06 at 12:36, ye.xingchen@xxxxxxxxxx wrote: > 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> > --- > drivers/i2c/muxes/i2c-demux-pinctrl.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c > index f7a7405d4350..6dc23aedcaed 100644 > --- a/drivers/i2c/muxes/i2c-demux-pinctrl.c > +++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c > @@ -167,7 +167,7 @@ static ssize_t available_masters_show(struct device *dev, > int count = 0, i; > > for (i = 0; i < priv->num_chan && count < PAGE_SIZE; i++) > - count += scnprintf(buf + count, PAGE_SIZE - count, "%d:%pOF%c", > + count += sysfs_emit_at(buf, count, "%d:%pOF%c", > i, priv->chan[i].parent_np, > i == priv->num_chan - 1 ? '\n' : ' '); > You need to adjust the indentation of the two follow-up lines. Cheers, Peter