drm/exynos: use drm_calloc_large when allocates pointer array
If the type of object is pointer array, the drm_calloc_large() is
more suitable than kzalloc() for its allocation function. And uses
drm_free_large() instead of kfree() also.
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>
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
index 22865ba..245c9ae 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -57,8 +57,7 @@
dma_addr_t start_addr;
unsigned int i = 0;
- buf->pages = kzalloc(sizeof(struct page) * nr_pages,
- GFP_KERNEL);
+ buf->pages = drm_calloc_large(nr_pages, sizeof(struct page));
if (!buf->pages) {
DRM_ERROR("failed to allocate pages.\n");
return -ENOMEM;
@@ -69,7 +68,7 @@
&buf->dma_attrs);
if (!buf->kvaddr) {
DRM_ERROR("failed to allocate buffer.\n");
- kfree(buf->pages);
+ drm_free_large(buf->pages);
return -ENOMEM;
}
@@ -109,7 +108,7 @@
buf->dma_addr = (dma_addr_t)NULL;
if (!is_drm_iommu_supported(dev))
- kfree(buf->pages);
+ drm_free_large(buf->pages);
return ret;
}
@@ -134,7 +133,7 @@
if (!is_drm_iommu_supported(dev)) {
dma_free_attrs(dev->dev, buf->size, buf->kvaddr,
(dma_addr_t)buf->dma_addr, &buf->dma_attrs);
- kfree(buf->pages);
+ drm_free_large(buf->pages);
} else
dma_free_attrs(dev->dev, buf->size, buf->pages,
(dma_addr_t)buf->dma_addr, &buf->dma_attrs);