On Thu, Sep 27, 2012 at 10:10:26AM -0700, Greg KH wrote:
> On Thu, Sep 27, 2012 at 02:24:13PM +0800, Fengguang Wu wrote:
> > Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
> > ---
> > drivers/usb/misc/ezusb.c | 16 ++++++++--------
> > 1 file changed, 8 insertions(+), 8 deletions(-)
> >
> > tree: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-next
> > head: 70c048a238c780c226eb4b115ebaa908cb3b34ec
> > commit: 70c048a238c780c226eb4b115ebaa908cb3b34ec [72/73] USB: ezusb: move ezusb.c from drivers/usb/serial to drivers/usb/misc
> >
> > + drivers/usb/misc/ezusb.c:25:22: sparse: symbol 'ezusb_fx1' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:30:22: sparse: symbol 'ezusb_fx2' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:39:5: sparse: symbol 'ezusb_writememory' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:63:5: sparse: symbol 'ezusb_set_reset' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:73:5: sparse: symbol 'ezusb_fx1_set_reset' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:79:5: sparse: symbol 'ezusb_fx2_set_reset' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:147:5: sparse: symbol 'ezusb_fx1_ihex_firmware_download' was not declared. Should it be static?
> > + drivers/usb/misc/ezusb.c:154:5: sparse: symbol 'ezusb_fx2_ihex_firmware_download' was not declared. Should it be static?
>
> Put all of this information (well the sparse warnings) up above in the
> changelog area of the patch, it's good to have.
OK, I'll put original error messages in changelog in future.
> > @@ -36,7 +36,7 @@ struct ezusb_fx_type ezusb_fx2 = {
> > #define WRITE_INT_RAM 0xA0
> > #define WRITE_EXT_RAM 0xA3
> >
> > -int ezusb_writememory(struct usb_device *dev, int address,
> > +static int ezusb_writememory(struct usb_device *dev, int address,
> > unsigned char *data, int length, __u8 request)
> > {
> > int result;
> > @@ -60,7 +60,7 @@ int ezusb_writememory(struct usb_device
> > }
> > EXPORT_SYMBOL_GPL(ezusb_writememory);
>
> You just marked a symbol that is exported as static? What is going on
> here? This can't be correct, is there a .h file somewhere that we need
> to add these exported symbols to which would fix up sparse, right?
Sorry I'm kind of too trusting the error reports -- because I know the
patch will be auto compile tested before sending out. Anyway, I added
lines to detect this EXPORT_SYMBOL* case as well. :-)
> Rene, why have functions exported that no one uses outside of the
> module?
Yeah. At least no other users in your tree head.
> As it is, I can't take this patch, sorry.
No problem.
Thanks,
Fengguang
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