diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index 193cf168ba84d1b08cfb2d419202f80025f61954..89ae8bf665b4746231f8c280f8d886f24ceb011f 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -3167,6 +3167,11 @@ static int db8500_prcmu_probe(struct platform_device *pdev) } tcdm_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!tcdm_base) { + dev_err(&pdev->dev, + "failed to ioremap prcmu-tcdm register memory\n"); + return -ENOENT; + } /* Clean up the mailbox interrupts after pre-kernel code. */ writel(ALL_MBOX_BITS, PRCM_ARM_IT1_CLR);