Commit c80ad6d1 authored Sep 27, 2013 by Kevin Hilman Committed by Greg Kroah-Hartman Sep 30, 2013

USB: OHCI: ohci_init_driver(): sanity check overrides



Check for non-NULL overrides before dereferencing since platforms may
pass in NULL overrides.

Signed-off-by: Kevin Hilman <khilman@linaro.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 14e1d2df

drivers/usb/host/ohci-hcd.c

+6 −4

Original line number	Diff line number	Diff line
		@@ -1161,11 +1161,13 @@ void ohci_init_driver(struct hc_driver *drv,
		/* Copy the generic table to drv and then apply the overrides */
		*drv = ohci_hc_driver;

		if (over) {
		drv->product_desc = over->product_desc;
		drv->hcd_priv_size += over->extra_priv_size;
		if (over->reset)
		drv->reset = over->reset;
		}
		}
		EXPORT_SYMBOL_GPL(ohci_init_driver);

		/-------------------------------------------------------------------------/