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authorThomas Gleixner <tglx@linutronix.de>2016-09-01 18:33:46 +0200
committerThomas Gleixner <tglx@linutronix.de>2016-09-01 18:33:46 +0200
commit0cb7bf61b1e9f05027de58c80f9b46a714d24e35 (patch)
tree41fb55cf62d07b425122f9a8b96412c0d8eb99c5 /drivers/gpu/drm/drm_crtc.c
parentcpu/hotplug: Prevent alloc/free of irq descriptors during CPU up/down (again) (diff)
parentLinux 4.8-rc4 (diff)
downloadlinux-dev-0cb7bf61b1e9f05027de58c80f9b46a714d24e35.tar.xz
linux-dev-0cb7bf61b1e9f05027de58c80f9b46a714d24e35.zip
Merge branch 'linus' into smp/hotplug
Apply upstream changes to avoid conflicts with pending patches.
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r--drivers/gpu/drm/drm_crtc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index b1dbb60af99f..ddebe54cd5ca 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -5404,6 +5404,9 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
struct drm_pending_vblank_event *e = NULL;
int ret = -EINVAL;
+ if (!drm_core_check_feature(dev, DRIVER_MODESET))
+ return -EINVAL;
+
if (page_flip->flags & ~DRM_MODE_PAGE_FLIP_FLAGS ||
page_flip->reserved != 0)
return -EINVAL;