From 579dce92c8bcd13a6424f80ed554b7621784297b Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Fri, 16 May 2014 09:13:55 +0200 Subject: ARM: i.MX: iim: Check result of dev_request_mem_region Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/iim.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/arm/mach-imx/iim.c') diff --git a/arch/arm/mach-imx/iim.c b/arch/arm/mach-imx/iim.c index dccaaa9e9a..8e37cd7138 100644 --- a/arch/arm/mach-imx/iim.c +++ b/arch/arm/mach-imx/iim.c @@ -277,6 +277,8 @@ static int imx_iim_probe(struct device_d *dev) void __iomem *base; base = dev_request_mem_region(dev, 0); + if (!base) + return -EBUSY; for (i = 0; i < 8; i++) { imx_iim_add_bank(dev, base, i); -- cgit v1.2.3