Re: [PATCH v2 4/6] drivers: usb: serial: mos7840: using '__func__' to replace function name in dbg message

From: Greg KH
Date: Tue Feb 11 2025 - 04:32:41 EST


On Tue, Feb 11, 2025 at 10:29:22AM +0100, Johan Hovold wrote:
> On Fri, Oct 25, 2024 at 02:17:14PM +0800, Tony Chung wrote:
> > fix warning of Prefer '"%s...",__func__' to using 'function name'.
> >
> > Signed-off-by: Tony Chung <tony467913@xxxxxxxxx>
> > ---
> > drivers/usb/serial/mos7840.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
> > index b48a26468..31ec2cf1b 100644
> > --- a/drivers/usb/serial/mos7840.c
> > +++ b/drivers/usb/serial/mos7840.c
> > @@ -230,7 +230,7 @@ static int mos7840_set_reg_sync(struct usb_serial_port *port, __u16 reg,
> > struct usb_device *dev = port->serial->dev;
> >
> > val = val & 0x00ff;
> > - dev_dbg(&port->dev, "mos7840_set_reg_sync offset is %x, value %x\n", reg, val);
> > + dev_dbg(&port->dev, "%s offset is %x, value %x\n", __func__, reg, val);
>
> I suggest you just leave this as is.

__func__ should NEVER be added to dev_dbg() lines as it is already
available if the user want it. Adding it explicitly to the string is
just redundant.

thanks,

greg k-h