From e914f8eb445e8f74b00303c19c2ffceaedd16a05 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Wed, 12 Oct 2016 01:30:33 -0300 Subject: Linux-libre 4.7.6-gnu --- drivers/soc/tegra/pmc.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/soc/tegra/pmc.c') diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c index bb173456b..5031c89b0 100644 --- a/drivers/soc/tegra/pmc.c +++ b/drivers/soc/tegra/pmc.c @@ -1205,6 +1205,14 @@ static int tegra_pmc_probe(struct platform_device *pdev) struct resource *res; int err; + /* + * Early initialisation should have configured an initial + * register mapping and setup the soc data pointer. If these + * are not valid then something went badly wrong! + */ + if (WARN_ON(!pmc->base || !pmc->soc)) + return -ENODEV; + err = tegra_pmc_parse_dt(pmc, pdev->dev.of_node); if (err < 0) return err; -- cgit v1.2.3