diff options
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_gem.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index ca672f1d140d..5f87d56d2d1d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -142,8 +142,6 @@ static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj, ret = dma_mmap_attrs(priv->dma_dev, vma, mtk_gem->cookie, mtk_gem->dma_addr, obj->size, mtk_gem->dma_attrs); - if (ret) - drm_gem_vm_close(vma); return ret; } @@ -269,9 +267,13 @@ void *mtk_drm_gem_prime_vmap(struct drm_gem_object *obj) } mtk_gem->kvaddr = vmap(mtk_gem->pages, npages, VM_MAP, pgprot_writecombine(PAGE_KERNEL)); - + if (!mtk_gem->kvaddr) { + kfree(sgt); + kfree(mtk_gem->pages); + return ERR_PTR(-ENOMEM); + } out: - kfree((void *)sgt); + kfree(sgt); return mtk_gem->kvaddr; } @@ -284,6 +286,6 @@ void mtk_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr) return; vunmap(vaddr); - mtk_gem->kvaddr = 0; - kfree((void *)mtk_gem->pages); + mtk_gem->kvaddr = NULL; + kfree(mtk_gem->pages); } |