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Code Issues Releases Wiki Activity

drm/i915: Protect against deferred fbdev setup

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We could probably hit this already with our current async fbdev init,
but it's much easier to hit this with the new deferred fbdev setup
that I'm working on polishing.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reported-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170706130023.28417-2-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2017-07-06 15:00:20 +02:00
parent 88be58be88
commit 346fb4e0b9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_debugfs.c
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@ -1935,7 +1935,7 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
return ret;
#ifdef CONFIG_DRM_FBDEV_EMULATION
if (dev_priv->fbdev) {
if (dev_priv->fbdev && dev_priv->fbdev->helper.fb) {
fbdev_fb = to_intel_framebuffer(dev_priv->fbdev->helper.fb);
seq_printf(m, "fbcon size: %d x %d, depth %d, %d bpp, modifier 0x%llx, refcount %d, obj ",