Messages in this thread |  | | Date | Sat, 6 Feb 2021 15:46:44 +0100 | From | Greg Kroah-Hartman <> | Subject | Re: [char-misc-next 1/6] mei: use sprintf in tx_queue_limit_show sysfs |
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On Sat, Feb 06, 2021 at 04:43:20PM +0200, Tomas Winkler wrote: > Using of snprintf is discouraged in sysfs. > For simple u8 it is safe to use sprintf. > > Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> > --- > drivers/misc/mei/main.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c > index 9f6682033ed7..24a05f45b639 100644 > --- a/drivers/misc/mei/main.c > +++ b/drivers/misc/mei/main.c > @@ -1026,7 +1026,7 @@ static ssize_t tx_queue_limit_show(struct device *device, > size = dev->tx_queue_limit; > mutex_unlock(&dev->device_lock); > > - return snprintf(buf, PAGE_SIZE, "%u\n", size); > + return sprintf(buf, "%u\n", size);
If you are going to do this, why not just convert it to use sysfs_emit() instead?
thanks,
greg k-h
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