USB: usb-skeleton: use anchors in pre/post reset
use anchors in pre/post_reset Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -467,12 +467,35 @@ static int skel_resume (struct usb_interface *intf)
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return 0;
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}
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static int skel_pre_reset(struct usb_interface *intf)
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{
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struct usb_skel *dev = usb_get_intfdata(intf);
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mutex_lock(&dev->io_mutex);
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skel_draw_down(dev);
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return 0;
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}
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static int skel_post_reset(struct usb_interface *intf)
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{
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struct usb_skel *dev = usb_get_intfdata(intf);
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/* we are sure no URBs are active - no locking needed */
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dev->errors = -EPIPE;
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mutex_unlock(&dev->io_mutex);
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return 0;
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}
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static struct usb_driver skel_driver = {
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.name = "skeleton",
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.probe = skel_probe,
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.disconnect = skel_disconnect,
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.suspend = skel_suspend,
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.resume = skel_resume,
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.pre_reset = skel_pre_reset,
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.post_reset = skel_post_reset,
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.id_table = skel_table,
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.supports_autosuspend = 1,
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};
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