From 1119707e225c1627ed3f413a569e297883946fb2 Mon Sep 17 00:00:00 2001
From: Prathyush K <prathyush.k@samsung.com>
Date: Wed, 7 Nov 2012 15:58:58 +0530
Subject: [PATCH] drm/exynos: remove unnecessary sg_alloc_table call
The function dma_get_sgtable will allocate a sg table internally so
it is not necessary to allocate a sg table before it. The unnecessary
'sg_alloc_table' call is removed.
Signed-off-by: Prathyush K <prathyush.k@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_dmabuf.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
index b98da307faec..d9307bd29738 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dmabuf.c
@@ -40,21 +40,15 @@ static struct sg_table *exynos_get_sgt(struct drm_device *drm_dev,
if (!sgt)
goto out;
- ret = sg_alloc_table(sgt, buf->sgt->nents, GFP_KERNEL);
- if (ret)
- goto err_free_sgt;
-
ret = dma_get_sgtable(drm_dev->dev, sgt, buf->kvaddr,
buf->dma_addr, buf->size);
if (ret < 0) {
DRM_ERROR("failed to get sgtable.\n");
- goto err_free_table;
+ goto err_free_sgt;
}
return sgt;
-err_free_table:
- sg_free_table(sgt);
err_free_sgt:
kfree(sgt);
sgt = NULL;
--
2.34.1