diff options
Diffstat (limited to 'drivers/usb/gadget')
| -rw-r--r-- | drivers/usb/gadget/composite.c | 4 | ||||
| -rw-r--r-- | drivers/usb/gadget/legacy/raw_gadget.c | 10 | ||||
| -rw-r--r-- | drivers/usb/gadget/udc/core.c | 1 | ||||
| -rw-r--r-- | drivers/usb/gadget/udc/tegra-xudc.c | 8 |
4 files changed, 14 insertions, 9 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 1b3489149e5e..dd9b90481b4c 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1125,6 +1125,10 @@ int usb_add_config(struct usb_composite_dev *cdev, goto done; status = bind(config); + + if (status == 0) + status = usb_gadget_check_config(cdev->gadget); + if (status < 0) { while (!list_empty(&config->functions)) { struct usb_function *f; diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c index 2acece16b890..e549022642e5 100644 --- a/drivers/usb/gadget/legacy/raw_gadget.c +++ b/drivers/usb/gadget/legacy/raw_gadget.c @@ -310,13 +310,15 @@ static int gadget_bind(struct usb_gadget *gadget, dev->eps_num = i; spin_unlock_irqrestore(&dev->lock, flags); - /* Matches kref_put() in gadget_unbind(). */ - kref_get(&dev->count); - ret = raw_queue_event(dev, USB_RAW_EVENT_CONNECT, 0, NULL); - if (ret < 0) + if (ret < 0) { dev_err(&gadget->dev, "failed to queue event\n"); + set_gadget_data(gadget, NULL); + return ret; + } + /* Matches kref_put() in gadget_unbind(). */ + kref_get(&dev->count); return ret; } diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index 59188ea065e0..cd58f2a4e7f3 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -878,7 +878,6 @@ int usb_gadget_activate(struct usb_gadget *gadget) */ if (gadget->connected) ret = usb_gadget_connect_locked(gadget); - mutex_unlock(&gadget->udc->connect_lock); unlock: mutex_unlock(&gadget->udc->connect_lock); diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c index 83eaa65ddde3..df6028f7b273 100644 --- a/drivers/usb/gadget/udc/tegra-xudc.c +++ b/drivers/usb/gadget/udc/tegra-xudc.c @@ -3718,15 +3718,15 @@ static int tegra_xudc_powerdomain_init(struct tegra_xudc *xudc) int err; xudc->genpd_dev_device = dev_pm_domain_attach_by_name(dev, "dev"); - if (IS_ERR_OR_NULL(xudc->genpd_dev_device)) { - err = PTR_ERR(xudc->genpd_dev_device) ? : -ENODATA; + if (IS_ERR(xudc->genpd_dev_device)) { + err = PTR_ERR(xudc->genpd_dev_device); dev_err(dev, "failed to get device power domain: %d\n", err); return err; } xudc->genpd_dev_ss = dev_pm_domain_attach_by_name(dev, "ss"); - if (IS_ERR_OR_NULL(xudc->genpd_dev_ss)) { - err = PTR_ERR(xudc->genpd_dev_ss) ? : -ENODATA; + if (IS_ERR(xudc->genpd_dev_ss)) { + err = PTR_ERR(xudc->genpd_dev_ss); dev_err(dev, "failed to get SuperSpeed power domain: %d\n", err); return err; } |