* [balbi-usb:next 21/42] drivers/usb/gadget/function/f_midi.c:836:24: error: 'f_midi_rmidi_free' undeclared
@ 2017-08-15 10:25 kbuild test robot
[not found] ` <201708151847.uAWmroxX%fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: kbuild test robot @ 2017-08-15 10:25 UTC (permalink / raw)
To: Jerry Zhang
Cc: kbuild-all-JC7UmRfGjtg, linux-usb-u79uwXL29TY76Z2rM5mHXA,
linux-omap-u79uwXL29TY76Z2rM5mHXA, Felipe Balbi
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next
head: af982758d0a9e5189e657de2bbab2f65f16c48cc
commit: b8bd28e32e5fc3ad2d8c80ad3978fabb523a1763 [21/42] usb: gadget: f_midi: Use snd_card_free_when_closed with refcount
config: i386-randconfig-x075-201733 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
git checkout b8bd28e32e5fc3ad2d8c80ad3978fabb523a1763
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/usb/gadget/function/f_midi.c: In function 'f_midi_register_card':
>> drivers/usb/gadget/function/f_midi.c:836:24: error: 'f_midi_rmidi_free' undeclared (first use in this function)
rmidi->private_free = f_midi_rmidi_free;
^~~~~~~~~~~~~~~~~
drivers/usb/gadget/function/f_midi.c:836:24: note: each undeclared identifier is reported only once for each function it appears in
At top level:
drivers/usb/gadget/function/f_midi.c:1249:13: warning: 'f_midi_rmidi_free' defined but not used [-Wunused-function]
static void f_midi_rmidi_free(struct snd_rawmidi *rmidi)
^~~~~~~~~~~~~~~~~
vim +/f_midi_rmidi_free +836 drivers/usb/gadget/function/f_midi.c
792
793 /* register as a sound "card" */
794 static int f_midi_register_card(struct f_midi *midi)
795 {
796 struct snd_card *card;
797 struct snd_rawmidi *rmidi;
798 int err;
799 static struct snd_device_ops ops = {
800 .dev_free = f_midi_snd_free,
801 };
802
803 err = snd_card_new(&midi->gadget->dev, midi->index, midi->id,
804 THIS_MODULE, 0, &card);
805 if (err < 0) {
806 ERROR(midi, "snd_card_new() failed\n");
807 goto fail;
808 }
809 midi->card = card;
810
811 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, midi, &ops);
812 if (err < 0) {
813 ERROR(midi, "snd_device_new() failed: error %d\n", err);
814 goto fail;
815 }
816
817 strcpy(card->driver, f_midi_longname);
818 strcpy(card->longname, f_midi_longname);
819 strcpy(card->shortname, f_midi_shortname);
820
821 /* Set up rawmidi */
822 snd_component_add(card, "MIDI");
823 err = snd_rawmidi_new(card, card->longname, 0,
824 midi->out_ports, midi->in_ports, &rmidi);
825 if (err < 0) {
826 ERROR(midi, "snd_rawmidi_new() failed: error %d\n", err);
827 goto fail;
828 }
829 midi->rmidi = rmidi;
830 midi->in_last_port = 0;
831 strcpy(rmidi->name, card->shortname);
832 rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
833 SNDRV_RAWMIDI_INFO_INPUT |
834 SNDRV_RAWMIDI_INFO_DUPLEX;
835 rmidi->private_data = midi;
> 836 rmidi->private_free = f_midi_rmidi_free;
837 midi->free_ref++;
838
839 /*
840 * Yes, rawmidi OUTPUT = USB IN, and rawmidi INPUT = USB OUT.
841 * It's an upside-down world being a gadget.
842 */
843 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &gmidi_in_ops);
844 snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &gmidi_out_ops);
845
846 /* register it - we're ready to go */
847 err = snd_card_register(card);
848 if (err < 0) {
849 ERROR(midi, "snd_card_register() failed\n");
850 goto fail;
851 }
852
853 VDBG(midi, "%s() finished ok\n", __func__);
854 return 0;
855
856 fail:
857 f_midi_unregister_card(midi);
858 return err;
859 }
860
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2017-08-15 10:25 [balbi-usb:next 21/42] drivers/usb/gadget/function/f_midi.c:836:24: error: 'f_midi_rmidi_free' undeclared kbuild test robot
[not found] ` <201708151847.uAWmroxX%fengguang.wu-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2017-08-15 10:34 ` Felipe Balbi
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