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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [HSW] NULL pointer dereference in intel_fbdev_invalidate"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101534#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [HSW] NULL pointer dereference in intel_fbdev_invalidate"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101534">bug 101534</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>diff --git a/drivers/gpu/drm/i915/intel_fbdev.c
b/drivers/gpu/drm/i915/intel_fbdev.c
index 03347c6ae599..7ffbd17fa692 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -765,7 +765,7 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int
state, bool synchronous
struct intel_fbdev *ifbdev = dev_priv->fbdev;
struct fb_info *info;
- if (!ifbdev || !ifbdev->fb)
+ if (!ifbdev || !ifbdev->vma)
return;
info = ifbdev->helper.fbdev;
@@ -812,7 +812,7 @@ void intel_fbdev_output_poll_changed(struct drm_device
*dev)
{
struct intel_fbdev *ifbdev = to_i915(dev)->fbdev;
- if (ifbdev && ifbdev->fb)
+ if (ifbdev && ifbdev->vma)
drm_fb_helper_hotplug_event(&ifbdev->helper);
}
@@ -824,7 +824,7 @@ void intel_fbdev_restore_mode(struct drm_device *dev)
return;
intel_fbdev_sync(ifbdev);
- if (!ifbdev->fb)
+ if (!ifbdev->vma)
return;
if (drm_fb_helper_restore_fbdev_mode_unlocked(&ifbdev->helper) == 0)</pre>
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