drm: Make the .mode_fixup() operations mode argument a const pointer

[~andy/linux] / drivers / gpu / drm / exynos / exynos_drm_fb.c

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index f82a299553fb9278d8ebde3ede5382b521f9e525..4ccfe4328fab130ab1e7c1269ff793ac8a9ee004 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -51,11 +51,22 @@ struct exynos_drm_fb {
 static void exynos_drm_fb_destroy(struct drm_framebuffer *fb)
 {
        struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb);
+       unsigned int i;
 
        DRM_DEBUG_KMS("%s\n", __FILE__);
 
        drm_framebuffer_cleanup(fb);
 
+       for (i = 0; i < ARRAY_SIZE(exynos_fb->exynos_gem_obj); i++) {
+               struct drm_gem_object *obj;
+
+               if (exynos_fb->exynos_gem_obj[i] == NULL)
+                       continue;
+
+               obj = &exynos_fb->exynos_gem_obj[i]->base;
+               drm_gem_object_unreference_unlocked(obj);
+       }
+
        kfree(exynos_fb);
        exynos_fb = NULL;
 }
@@ -134,11 +145,11 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
                return ERR_PTR(-ENOENT);
        }
 
-       drm_gem_object_unreference_unlocked(obj);
-
        fb = exynos_drm_framebuffer_init(dev, mode_cmd, obj);
-       if (IS_ERR(fb))
+       if (IS_ERR(fb)) {
+               drm_gem_object_unreference_unlocked(obj);
                return fb;
+       }
 
        exynos_fb = to_exynos_fb(fb);
        nr = exynos_drm_format_num_buffers(fb->pixel_format);
@@ -152,8 +163,6 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
                        return ERR_PTR(-ENOENT);
                }
 
-               drm_gem_object_unreference_unlocked(obj);
-
                exynos_fb->exynos_gem_obj[i] = to_exynos_gem_obj(obj);
        }