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usb: dwc3: of-simple: fix use-after-free on remove 

The clocks have already been explicitly disabled and put as part of
remove() so the runtime suspend callback must not be run when balancing
the runtime PM usage count before returning.

Fixes: 16adc674d0 ("usb: dwc3: add generic OF glue layer")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Johan Hovold 2018-05-31 16:45:52 +02:00 committed by Felipe Balbi
parent 1ffba90587
commit 896e518883
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/dwc3/dwc3-of-simple.c
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@ -165,8 +165,9 @@ static int dwc3_of_simple_remove(struct platform_device *pdev)
reset_control_put(simple->resets);
pm_runtime_put_sync(dev);
pm_runtime_disable(dev);
pm_runtime_put_noidle(dev);
pm_runtime_set_suspended(dev);
return 0;
}