diff options
| -rw-r--r-- | drivers/staging/ozwpan/ozhcd.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/staging/ozwpan/ozhcd.c b/drivers/staging/ozwpan/ozhcd.c index ed63868..d313a63 100644 --- a/drivers/staging/ozwpan/ozhcd.c +++ b/drivers/staging/ozwpan/ozhcd.c @@ -480,10 +480,14 @@ static int oz_enqueue_ep_urb(struct oz_port *port, u8 ep_addr, int in_dir, oz_free_urb_link(urbl); return 0; } - if (in_dir) + if (in_dir && port->in_ep[ep_addr]) ep = port->in_ep[ep_addr]; - else + else if (!in_dir && port->out_ep[ep_addr]) ep = port->out_ep[ep_addr]; + else { + err = -ENOMEM; + goto out; + } /*For interrupt endpoint check for buffered data * & complete urb @@ -505,6 +509,7 @@ static int oz_enqueue_ep_urb(struct oz_port *port, u8 ep_addr, int in_dir, } else { err = -EPIPE; } +out: spin_unlock_bh(&port->ozhcd->hcd_lock); if (err) oz_free_urb_link(urbl); |