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path: root/drivers/usb/gadget/function/f_midi.c
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Diffstat (limited to 'drivers/usb/gadget/function/f_midi.c')
-rw-r--r--drivers/usb/gadget/function/f_midi.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index 89db9cd22665..8232850f7b80 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -366,7 +366,8 @@ static int f_midi_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
if (err) {
ERROR(midi, "%s: couldn't enqueue request: %d\n",
midi->out_ep->name, err);
- free_ep_req(midi->out_ep, req);
+ if (req->buf != NULL)
+ free_ep_req(midi->out_ep, req);
return err;
}
}