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drm/i915: Fix read outside array bounds in restoring the SWF10 range.

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dev_priv->saveSWF1 is a 16 element array, but this reads up to index 22,
and restored values from the wrong registers.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Roel Kluin 2009-07-26 00:50:38 +02:00 committed by Eric Anholt
parent 9c9fe1f841
commit 819e006463
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_suspend.c
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@ -598,7 +598,7 @@ int i915_restore_state(struct drm_device *dev)
for (i = 0; i < 16; i++) {
I915_WRITE(SWF00 + (i << 2), dev_priv->saveSWF0[i]);
I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i+7]);
I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i]);
}
for (i = 0; i < 3; i++)
I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);