From 26481fb15644b5fd85d4cea020f74a234cdf6803 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Tue, 18 May 2010 19:00:14 +1000 Subject: [PATCH] drm/radeon/pm: fix device_create_file return value checks. print an error if these fail. Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_pm.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index c88edae..a8d162c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -398,6 +398,7 @@ void radeon_pm_resume(struct radeon_device *rdev) int radeon_pm_init(struct radeon_device *rdev) { + int ret; /* default to profile method */ rdev->pm.pm_method = PM_METHOD_PROFILE; rdev->pm.dynpm_state = DYNPM_STATE_DISABLED; @@ -427,8 +428,12 @@ int radeon_pm_init(struct radeon_device *rdev) } /* where's the best place to put these? */ - device_create_file(rdev->dev, &dev_attr_power_profile); - device_create_file(rdev->dev, &dev_attr_power_method); + ret = device_create_file(rdev->dev, &dev_attr_power_profile); + if (ret) + DRM_ERROR("failed to create device file for power profile\n"); + ret = device_create_file(rdev->dev, &dev_attr_power_method); + if (ret) + DRM_ERROR("failed to create device file for power method\n"); #ifdef CONFIG_ACPI rdev->acpi_nb.notifier_call = radeon_acpi_event; -- 2.7.4