From: Andreas Larsson <andreas@gaisler.com>
To: Felipe Balbi <balbi@ti.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
software@gaisler.com
Subject: [PATCH] usb: gadget: udc_core: Use right kobj when calling sysfs_notify
Date: Mon, 15 Sep 2014 12:42:27 +0200 [thread overview]
Message-ID: <1410777748-28090-1-git-send-email-andreas@gaisler.com> (raw)
The state attribute is connected to the kobj of the udc, not the gadget.
Signed-off-by: Andreas Larsson <andreas@gaisler.com>
---
drivers/usb/gadget/udc/udc-core.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index b0d9817..37c129a 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -109,8 +109,20 @@ EXPORT_SYMBOL_GPL(usb_gadget_unmap_request);
static void usb_gadget_state_work(struct work_struct *work)
{
struct usb_gadget *gadget = work_to_gadget(work);
+ struct usb_udc *udc = NULL;
+
+ mutex_lock(&udc_lock);
+ list_for_each_entry(udc, &udc_list, list)
+ if (udc->gadget == gadget)
+ goto found;
+ mutex_unlock(&udc_lock);
+
+ return;
+
+found:
+ mutex_unlock(&udc_lock);
- sysfs_notify(&gadget->dev.kobj, NULL, "state");
+ sysfs_notify(&udc->dev.kobj, NULL, "state");
}
void usb_gadget_set_state(struct usb_gadget *gadget,
--
1.7.10.4
next reply other threads:[~2014-09-15 10:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-15 10:42 Andreas Larsson [this message]
2014-09-16 2:02 ` Peter Chen
2014-09-16 5:15 ` Felipe Balbi
2014-09-16 6:46 ` Andreas Larsson
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