Commit a7415477 authored May 16, 2017 by Johan Hovold Committed by Greg Kroah-Hartman May 17, 2017

USB: ehci-platform: fix companion-device leak



Make sure do drop the reference taken to the companion device during
resume.

Fixes: d4d75128 ("usb: host: ehci-platform: fix usb 1.1 device is not connected in system resume")
Cc: stable <stable@vger.kernel.org>     # 4.11
Signed-off-by: Johan Hovold <johan@kernel.org>
Acked-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 1f873d85

drivers/usb/host/ehci-platform.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -384,8 +384,10 @@ static int ehci_platform_resume(struct device *dev)
		}

		companion_dev = usb_of_get_companion_dev(hcd->self.controller);
		if (companion_dev)
		if (companion_dev) {
		device_pm_wait_for_dev(hcd->self.controller, companion_dev);
		put_device(companion_dev);
		}

		ehci_resume(hcd, priv->reset_on_resume);
		return 0;