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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-21 16:07:34 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-21 16:07:34 -0700 |
| commit | 23a376f98c5dcfc392d47e8d1872884ff44e585d (patch) | |
| tree | dbe476151bbd6530369c40746f2ec2365f7b500a /drivers/usb/otg/otg.c | |
| parent | 8358f6242dd447a4f694c7bc949bbfc842ca5db1 (diff) | |
| parent | a937536b868b8369b98967929045f1df54234323 (diff) | |
| download | linux-23a376f98c5dcfc392d47e8d1872884ff44e585d.tar.bz2 | |
Merge 3.9-rc3 into tty-next
Diffstat (limited to 'drivers/usb/otg/otg.c')
| -rw-r--r-- | drivers/usb/otg/otg.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c index e1814397ca3a..2bd03d261a50 100644 --- a/drivers/usb/otg/otg.c +++ b/drivers/usb/otg/otg.c @@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy(&phy_list, type); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver of type %s\n", usb_phy_type_string(type)); goto err0; @@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy_dev(dev, &phy_bind_list, index); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver\n"); goto err0; } @@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy); */ void usb_put_phy(struct usb_phy *x) { - if (x) + if (x) { + struct module *owner = x->dev->driver->owner; + put_device(x->dev); + module_put(owner); + } } EXPORT_SYMBOL(usb_put_phy); |