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>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index 8f8d3f6cd89e..8f3eab1af885 100644
--- 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);