diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2012-02-20 17:35:50 -0800 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-02-24 12:22:39 +0200 |
| commit | 3b2a2e47174cd978258bbb0fdf2e2b1b5ec2144c (patch) | |
| tree | c62863c0d94e7078677d042ff32f37a6ef162fb0 | |
| parent | f9c56cdd3905c96c600456203637bd7ec8ec6383 (diff) | |
usb: renesas_usbhs: bugfix: add .release function to gpriv->gadget.dev
This patch fixup below warning on device_unregister()
renesas_usbhs renesas_usbhs.1: host probed
renesas_usbhs renesas_usbhs.1: gadget probed
renesas_usbhs renesas_usbhs.1: irq request err
------------[ cut here ]------------
WARNING: at ${LINUX}/drivers/base/core.c:1)
Device 'gadget' does not have a release() function, it is broken and must be fi.
Modules linked in:
[<c000e25c>] (unwind_backtrace+0x0/0xe4) from [<c0016960>] (warn_slowpath_commo)
[<c0016960>] (warn_slowpath_common+0x4c/0x64) from [<c00169f8>] (warn_slowpath_)
[<c00169f8>] (warn_slowpath_fmt+0x2c/0x3c) from [<c0185b80>] (device_release+0x)
[<c0185b80>] (device_release+0x70/0x84) from [<c013e300>] (kobject_cleanup+0x58)
[<c013e300>] (kobject_cleanup+0x58/0x6c) from [<c01cba14>] (usbhs_mod_gadget_re)
[<c01cba14>] (usbhs_mod_gadget_remove+0x3c/0x6c) from [<c01c8384>] (usbhs_mod_p)
[<c01c8384>] (usbhs_mod_probe+0x68/0x80) from [<c01c7f84>] (usbhs_probe+0x1cc/0)
...
Cc: stable@vger.kernel.org
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
| -rw-r--r-- | drivers/usb/renesas_usbhs/mod_gadget.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c index 528691d5f3e2..f37b20c82c80 100644 --- a/drivers/usb/renesas_usbhs/mod_gadget.c +++ b/drivers/usb/renesas_usbhs/mod_gadget.c @@ -941,6 +941,11 @@ static int usbhsg_stop(struct usbhs_priv *priv) return usbhsg_try_stop(priv, USBHSG_STATUS_STARTED); } +static void usbhs_mod_gadget_release(struct device *pdev) +{ + /* do nothing */ +} + int usbhs_mod_gadget_probe(struct usbhs_priv *priv) { struct usbhsg_gpriv *gpriv; @@ -989,6 +994,7 @@ int usbhs_mod_gadget_probe(struct usbhs_priv *priv) */ dev_set_name(&gpriv->gadget.dev, "gadget"); gpriv->gadget.dev.parent = dev; + gpriv->gadget.dev.release = usbhs_mod_gadget_release; gpriv->gadget.name = "renesas_usbhs_udc"; gpriv->gadget.ops = &usbhsg_gadget_ops; gpriv->gadget.max_speed = USB_SPEED_HIGH; |