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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 14:13:33 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-27 14:13:33 (GMT)
commite372dc6c62bf0246a07f3291a26c562cc8659fbd (patch)
treec7039c1d1005b80e427761ba768d7697ae4a0b72 /drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
parent5d4121c04b3577e37e389b3553d442f44bb346d7 (diff)
parentfea7a08acb13524b47711625eebea40a0ede69a0 (diff)
downloadlinux-fsl-qoriq-e372dc6c62bf0246a07f3291a26c562cc8659fbd.tar.xz
Merge 3.6-rc3 into tty-next
This picks up all of the different fixes in Linus's tree that we also need here. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_kms.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 6b0078f..c50724b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1688,15 +1688,19 @@ int vmw_du_page_flip(struct drm_crtc *crtc,
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->fb;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb);
- struct drm_file *file_priv = event->base.file_priv;
+ struct drm_file *file_priv ;
struct vmw_fence_obj *fence = NULL;
struct drm_clip_rect clips;
int ret;
+ if (event == NULL)
+ return -EINVAL;
+
/* require ScreenObject support for page flipping */
if (!dev_priv->sou_priv)
return -ENOSYS;
+ file_priv = event->base.file_priv;
if (!vmw_kms_screen_object_flippable(dev_priv, crtc))
return -EINVAL;