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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2014-07-31 10:38:08 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-09-16 08:32:10 +0200 |
| commit | ed6e965824303255cacc1c1a195d3684caa26bce (patch) | |
| tree | 26e2b1b78498675ceae4dd2e990836c26ec1d5ec /drivers/clocksource/digic.c | |
| parent | 5bdc82c54a3306f2ae151a00f2df54f9240395b8 (diff) | |
| download | barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.gz barebox-ed6e965824303255cacc1c1a195d3684caa26bce.tar.xz | |
resource: Let dev_request_mem_region return an error pointer
For all users fix or add the error check.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/clocksource/digic.c')
| -rw-r--r-- | drivers/clocksource/digic.c | 5 |
1 files changed, 3 insertions, 2 deletions
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 <io.h> #include <init.h> #include <clock.h> +#include <linux/err.h> #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, |