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authorDan Carpenter <dan.carpenter@oracle.com>2015-01-16 11:43:42 +0100
committerThierry Reding <treding@nvidia.com>2015-01-27 10:14:41 +0100
commit2cb207e413a9ace502edbce51c604e2088b0acb2 (patch)
treef5dd70fc51950300a392d73fdb29fbb327ca4744 /drivers/gpu/drm/tegra/gem.c
parentdrm/tegra: dc: Fix bad irqsave/restore in tegra_dc_finish_page_flip() (diff)
downloadlinux-2cb207e413a9ace502edbce51c604e2088b0acb2.tar.xz
linux-2cb207e413a9ace502edbce51c604e2088b0acb2.zip
drm/tegra: gem: oops in error handling
kfree(ERR_PTR(-ENOMEM)) will not work very well. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/gem.c')
-rw-r--r--drivers/gpu/drm/tegra/gem.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index 1ccde09d01c8..cfb481943b6b 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -214,10 +214,8 @@ static int tegra_bo_get_pages(struct drm_device *drm, struct tegra_bo *bo)
for_each_sg(sgt->sgl, s, sgt->nents, i)
sg_dma_address(s) = sg_phys(s);
- if (dma_map_sg(drm->dev, sgt->sgl, sgt->nents, DMA_TO_DEVICE) == 0) {
- sgt = ERR_PTR(-ENOMEM);
+ if (dma_map_sg(drm->dev, sgt->sgl, sgt->nents, DMA_TO_DEVICE) == 0)
goto release_sgt;
- }
bo->sgt = sgt;
@@ -226,6 +224,7 @@ static int tegra_bo_get_pages(struct drm_device *drm, struct tegra_bo *bo)
release_sgt:
sg_free_table(sgt);
kfree(sgt);
+ sgt = ERR_PTR(-ENOMEM);
put_pages:
drm_gem_put_pages(&bo->gem, bo->pages, false, false);
return PTR_ERR(sgt);