From ed6e965824303255cacc1c1a195d3684caa26bce Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 31 Jul 2014 10:38:08 +0200 Subject: resource: Let dev_request_mem_region return an error pointer For all users fix or add the error check. Signed-off-by: Sascha Hauer --- drivers/clocksource/digic.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/clocksource/digic.c') diff --git a/drivers/clocksource/digic.c b/drivers/clocksource/digic.c index b80ef6f6fa..277bb02b63 100644 --- a/drivers/clocksource/digic.c +++ b/drivers/clocksource/digic.c @@ -19,6 +19,7 @@ #include #include #include +#include #define DIGIC_TIMER_CLOCK 1000000 @@ -44,9 +45,9 @@ static int digic_timer_probe(struct device_d *dev) return -EBUSY; timer_base = dev_request_mem_region(dev, 0); - if (!timer_base) { + if (IS_ERR(timer_base)) { dev_err(dev, "could not get memory region\n"); - return -ENODEV; + return PTR_ERR(timer_base); } clocks_calc_mult_shift(&digic_cs.mult, &digic_cs.shift, -- cgit v1.2.3