[PATCH] fix drm-get-put.cocci warnings

[Julia Lawall]

From: Fengguang Wu <fengguang...@intel.com>

Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference() and
drm_*_unreference() helpers.

Generated by: scripts/coccinelle/api/drm-get-put.cocci

Signed-off-by: Fengguang Wu <fengguang...@intel.com>
Signed-off-by: Julia Lawall <julia.law...@lip6.fr>
---

tree:   https://github.com/thierryreding/linux for-4.16/work
head:   6c86494bb2f670293f6137b0a4b3c53c8886eba4
commit: 34f022b2d11f91a323d3e7d15893d480646f3fad [149/161] WIP

 nouveau_gem.c |   16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -296,7 +296,7 @@ nouveau_gem_ioctl_new(struct drm_device
        }

        /* drop reference from allocate - handle holds it now */
-       drm_gem_object_unreference_unlocked(&nvbo->gem);
+       drm_gem_object_put_unlocked(&nvbo->gem);
        return ret;
 }

@@ -365,7 +365,7 @@ validate_fini_no_ticket(struct validate_
                list_del(&nvbo->entry);
                nvbo->reserved_by = NULL;
                ttm_bo_unreserve(&nvbo->bo);
-               drm_gem_object_unreference_unlocked(&nvbo->gem);
+               drm_gem_object_put_unlocked(&nvbo->gem);
        }
 }

@@ -411,14 +411,14 @@ retry:
                nvbo = nouveau_gem_object(gem);
                if (nvbo == res_bo) {
                        res_bo = NULL;
-                       drm_gem_object_unreference_unlocked(gem);
+                       drm_gem_object_put_unlocked(gem);
                        continue;
                }

                if (nvbo->reserved_by && nvbo->reserved_by == file_priv) {
                        NV_PRINTK(err, cli, "multiple instances of buffer %d on 
"
                                      "validation list\n", b->handle);
-                       drm_gem_object_unreference_unlocked(gem);
+                       drm_gem_object_put_unlocked(gem);
                        ret = -EINVAL;
                        break;
                }
@@ -969,7 +969,7 @@ nouveau_gem_ioctl_cpu_prep(struct drm_de
                ret = lret;

        nouveau_bo_sync_for_cpu(nvbo);
-       drm_gem_object_unreference_unlocked(gem);
+       drm_gem_object_put_unlocked(gem);

        return ret;
 }
@@ -988,7 +988,7 @@ nouveau_gem_ioctl_cpu_fini(struct drm_de
        nvbo = nouveau_gem_object(gem);

        nouveau_bo_sync_for_device(nvbo);
-       drm_gem_object_unreference_unlocked(gem);
+       drm_gem_object_put_unlocked(gem);
        return 0;
 }

@@ -1005,7 +1005,7 @@ nouveau_gem_ioctl_info(struct drm_device
                return -ENOENT;

        ret = nouveau_gem_info(file_priv, gem, req);
-       drm_gem_object_unreference_unlocked(gem);
+       drm_gem_object_put_unlocked(gem);
        return ret;
 }

@@ -1153,7 +1153,7 @@ out:
        return err;

 unref:
-       drm_gem_object_unreference(&nvbo->gem);
+       drm_gem_object_put(&nvbo->gem);
 unref_bo:
        nouveau_bo_ref(NULL, &nvbo);
 free_sgt: