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drm/exynos: fix pages allocation size in lowlevel_buffer_allocate

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When IOMMU is not supported, buf->pages has to be allocated to
assign the result of phys_to_page() which return type is struct
page *. So it is sufficient to allocate buf->pages with the size
of multiple struct page pointers.

Signed-off-by: YoungJun Cho <yj44.cho@samsung.com>
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
YoungJun Cho 2013-07-03 17:09:20 +09:00 committed by Inki Dae
parent af51a5e706
commit 42ac99a720
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/exynos/exynos_drm_buf.c
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@ -57,7 +57,7 @@ static int lowlevel_buffer_allocate(struct drm_device *dev,
dma_addr_t start_addr;
unsigned int i = 0;
buf->pages = drm_calloc_large(nr_pages, sizeof(struct page));
buf->pages = drm_calloc_large(nr_pages, sizeof(struct page *));
if (!buf->pages) {
DRM_ERROR("failed to allocate pages.\n");
return -ENOMEM;