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Message-Id: <1381839715-2908-1-git-send-email-ckeepax@opensource.wolfsonmicro.com> Date: Tue, 15 Oct 2013 13:21:55 +0100 From: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com> To: stern@...land.harvard.edu Cc: manjunath.goudar@...aro.org, gregkh@...uxfoundation.org, linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com, Charles Keepax <ckeepax@...nsource.wolfsonmicro.com> Subject: [PATCH] USB: OHCI: Only use ohci_driver_overrides if they are defined Overrides are optional and many drivers pass NULL, in this case don't process the overrides so we don't deference a NULL pointer. Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com> --- drivers/usb/host/ohci-hcd.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c index 21d937a..e26abd5 100644 --- a/drivers/usb/host/ohci-hcd.c +++ b/drivers/usb/host/ohci-hcd.c @@ -1161,6 +1161,9 @@ 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) + return; + drv->product_desc = over->product_desc; drv->hcd_priv_size += over->extra_priv_size; if (over->reset) -- 1.7.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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