diff options
| -rw-r--r-- | drivers/gpu/drm/omapdrm/omap_gem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 505dee0db973..d4e1e11466f8 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -336,8 +336,10 @@ static void omap_gem_detach_pages(struct drm_gem_object *obj) if (omap_obj->flags & (OMAP_BO_WC|OMAP_BO_UNCACHED)) { int i, npages = obj->size >> PAGE_SHIFT; for (i = 0; i < npages; i++) { - dma_unmap_page(obj->dev->dev, omap_obj->addrs[i], - PAGE_SIZE, DMA_BIDIRECTIONAL); + if (omap_obj->addrs[i]) + dma_unmap_page(obj->dev->dev, + omap_obj->addrs[i], + PAGE_SIZE, DMA_BIDIRECTIONAL); } } |