diff options
Diffstat (limited to 'drivers/usb/gadget/f_midi.c')
| -rw-r--r-- | drivers/usb/gadget/f_midi.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/usb/gadget/f_midi.c b/drivers/usb/gadget/f_midi.c index 8ed1259..263e721 100644 --- a/drivers/usb/gadget/f_midi.c +++ b/drivers/usb/gadget/f_midi.c @@ -414,7 +414,7 @@ static void f_midi_unbind(struct usb_configuration *c, struct usb_function *f) kfree(midi->id); midi->id = NULL; - usb_free_descriptors(f->descriptors); + usb_free_all_descriptors(f); kfree(midi); } @@ -881,19 +881,25 @@ f_midi_bind(struct usb_configuration *c, struct usb_function *f) * both speeds */ /* copy descriptors, and track endpoint copies */ + f->fs_descriptors = usb_copy_descriptors(midi_function); + if (!f->fs_descriptors) + goto fail_f_midi; + if (gadget_is_dualspeed(c->cdev->gadget)) { - c->highspeed = true; bulk_in_desc.wMaxPacketSize = cpu_to_le16(512); bulk_out_desc.wMaxPacketSize = cpu_to_le16(512); f->hs_descriptors = usb_copy_descriptors(midi_function); - } else { - f->descriptors = usb_copy_descriptors(midi_function); + if (!f->hs_descriptors) + goto fail_f_midi; } kfree(midi_function); return 0; +fail_f_midi: + kfree(midi_function); + usb_free_descriptors(f->hs_descriptors); fail: /* we might as well release our claims on endpoints */ if (midi->out_ep) |
