Merge branch 'drm-nouveau-fixes-3.8' of git://anongit.freedesktop.org/git/nouveau...

[android-sdk/kernel-video.git] / drivers / gpu / drm / nouveau / nouveau_drm.c

diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 180a45e3b525adefa0a76ae8fa4218add782f3c0..5e7aef23825a0d33f08addfdcb97cc8e663f62b8 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -84,11 +84,16 @@ nouveau_cli_create(struct pci_dev *pdev, const char *name,
        struct nouveau_cli *cli;
        int ret;
 
+       *pcli = NULL;
        ret = nouveau_client_create_(name, nouveau_name(pdev), nouveau_config,
                                     nouveau_debug, size, pcli);
        cli = *pcli;
-       if (ret)
+       if (ret) {
+               if (cli)
+                       nouveau_client_destroy(&cli->base);
+               *pcli = NULL;
                return ret;
+       }
 
        mutex_init(&cli->mutex);
        return 0;
@@ -240,6 +245,8 @@ static int nouveau_drm_probe(struct pci_dev *pdev,
        return 0;
 }
 
+static struct lock_class_key drm_client_lock_class_key;
+
 static int
 nouveau_drm_load(struct drm_device *dev, unsigned long flags)
 {
@@ -251,6 +258,7 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags)
        ret = nouveau_cli_create(pdev, "DRM", sizeof(*drm), (void**)&drm);
        if (ret)
                return ret;
+       lockdep_set_class(&drm->client.mutex, &drm_client_lock_class_key);
 
        dev->dev_private = drm;
        drm->dev = dev;