This avoids duplication of USB requests for OUT endpoint and
re-enabling endpoints.
Signed-off-by: Felipe F. Tonello <e...@felipetonello.com>
---
drivers/usb/gadget/function/f_midi.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/gadget/function/f_midi.c
b/drivers/usb/gadget/function/f_midi.c
index 0e9cdeb..a617df3 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -323,6 +323,10 @@ static int f_midi_set_alt(struct usb_function *f, unsigned
intf, unsigned alt)
unsigned i;
int err;
+ /* We don't care if it is not MIDIStreaming interface */
+ if (intf != ms_interface_desc.bInterfaceNumber)
+ return 0;
+
err = f_midi_start_ep(midi, f, midi->in_ep);
if (err)
return err;
--
2.1.4
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