drm/exynos: fix pages allocation size in lowlevel_buffer_allocate

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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
index 245c9ae187a1..518b6d8e062b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -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;