usb: gadget: f_phonet: unlock in error case

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index 8f8d3f6..8f3eab1 100644 (file)
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -434,6 +434,7 @@ static int pn_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
                            config_ep_by_speed(gadget, f, fp->out_ep)) {
                                fp->in_ep->desc = NULL;
                                fp->out_ep->desc = NULL;
+                               spin_unlock(&port->lock);
                                return -EINVAL;
                        }
                        usb_ep_enable(fp->out_ep);