diff options
| -rw-r--r-- | arch/arm/mach-exynos/cpuidle.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/arm/mach-exynos/cpuidle.c b/arch/arm/mach-exynos/cpuidle.c index 6ac4069f3c93..a4e50811c9c5 100644 --- a/arch/arm/mach-exynos/cpuidle.c +++ b/arch/arm/mach-exynos/cpuidle.c @@ -194,13 +194,17 @@ static void __init exynos5_core_down_clk(void) static int __init exynos4_init_cpuidle(void) { - int cpu_id; + int cpu_id, ret; struct cpuidle_device *device; if (soc_is_exynos5250()) exynos5_core_down_clk(); - cpuidle_register_driver(&exynos4_idle_driver); + ret = cpuidle_register_driver(&exynos4_idle_driver); + if (ret) { + printk(KERN_ERR "CPUidle failed to register driver\n"); + return ret; + } for_each_cpu(cpu_id, cpu_online_mask) { device = &per_cpu(exynos4_cpuidle_device, cpu_id); @@ -210,9 +214,10 @@ static int __init exynos4_init_cpuidle(void) if (cpu_id != 0) device->state_count = 1; - if (cpuidle_register_device(device)) { - printk(KERN_ERR "CPUidle register device failed\n,"); - return -EIO; + ret = cpuidle_register_device(device); + if (ret) { + printk(KERN_ERR "CPUidle register device failed\n"); + return ret; } } |