[PATCH] cpufreq: OMAP: Check IS_ERR() instead of NULL for omap_device_get_by_hwmod_name

Axel Lin
2012-09-18T01:45:47Z

omap_device_get_by_hwmod_name() returns ERR_PTR on error.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
drivers/cpufreq/omap-cpufreq.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
index 6e22f44..65f8e9a 100644
--- a/drivers/cpufreq/omap-cpufreq.c
+++ b/drivers/cpufreq/omap-cpufreq.c
@@ -266,9 +266,9 @@ static int __init omap_cpufreq_init(void)
}

mpu_dev = omap_device_get_by_hwmod_name("mpu");
- if (!mpu_dev) {
+ if (IS_ERR(mpu_dev)) {
pr_warning("%s: unable to get the mpu device\n", __func__);
- return -EINVAL;
+ return PTR_ERR(mpu_dev);
}

mpu_reg = regulator_get(mpu_dev, "vcc");
--
1.7.9.5