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drm/sis: convert to idr_alloc()

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Convert to the much saner new idr interface.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: David Airlie <airlied@linux.ie>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tejun Heo 2013-02-27 17:04:11 -08:00 committed by Linus Torvalds
parent c8c470afe3
commit ff512357fe
1 changed files with 3 additions and 10 deletions
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13
drivers/gpu/drm/sis/sis_mm.c
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@ -128,17 +128,10 @@ static int sis_drm_alloc(struct drm_device *dev, struct drm_file *file,
if (retval)
goto fail_alloc;
again:
if (idr_pre_get(&dev_priv->object_idr, GFP_KERNEL) == 0) {
retval = -ENOMEM;
goto fail_idr;
}
retval = idr_get_new_above(&dev_priv->object_idr, item, 1, &user_key);
if (retval == -EAGAIN)
goto again;
if (retval)
retval = idr_alloc(&dev_priv->object_idr, item, 1, 0, GFP_KERNEL);
if (retval < 0)
goto fail_idr;
user_key = retval;
list_add(&item->owner_list, &file_priv->obj_list);
mutex_unlock(&dev->struct_mutex);