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authorLi Zefan <lizf@cn.fujitsu.com>2007-12-16 18:47:19 -0500
committerDave Airlie <airlied@redhat.com>2008-02-07 00:09:39 -0500
commitd5b0d1b5bda979b077cf011e79fc19677663afc4 (patch)
treeaa8bd82793341bdbf18589eed8a91fbe511cddfe /drivers/char
parenta96ca105a68bc66c564accdfeb81c36e1d5d46b3 (diff)
drm: don't cast a pointer to pointer of list_head
The casting is safe only when the list_head member is the first member of the structure. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/drm/i915_irq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c
index 3f02ff593bbd..b273fe4e1345 100644
--- a/drivers/char/drm/i915_irq.c
+++ b/drivers/char/drm/i915_irq.c
@@ -555,7 +555,7 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
555 555
556 spin_lock_irqsave(&dev_priv->swaps_lock, irqflags); 556 spin_lock_irqsave(&dev_priv->swaps_lock, irqflags);
557 557
558 list_add_tail((struct list_head *)vbl_swap, &dev_priv->vbl_swaps.head); 558 list_add_tail(&vbl_swap->head, &dev_priv->vbl_swaps.head);
559 dev_priv->swaps_pending++; 559 dev_priv->swaps_pending++;
560 560
561 spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags); 561 spin_unlock_irqrestore(&dev_priv->swaps_lock, irqflags);