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[v3,4/9] drm/nouveau: tegra: Do not try to disable PCI device

Message ID 20191209120005.2254786-5-thierry.reding@gmail.com
State Deferred
Headers show
Series drm/nouveau: Various fixes for GP10B | expand

Commit Message

Thierry Reding Dec. 9, 2019, noon UTC 
From: Thierry Reding <treding@nvidia.com>

When Nouveau is instantiated on top of a platform device, the dev->pdev
field will be NULL and calling pci_disable_device() will crash. Move the
PCI disabling code to the PCI specific driver removal code.

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
 drivers/gpu/drm/nouveau/nouveau_drm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index 2cd83849600f..b65ae817eabf 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -715,7 +715,6 @@  static int nouveau_drm_probe(struct pci_dev *pdev,
 void
 nouveau_drm_device_remove(struct drm_device *dev)
 {
-	struct pci_dev *pdev = dev->pdev;
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nvkm_client *client;
 	struct nvkm_device *device;
@@ -727,7 +726,6 @@  nouveau_drm_device_remove(struct drm_device *dev)
 	device = nvkm_device_find(client->device);
 
 	nouveau_drm_device_fini(dev);
-	pci_disable_device(pdev);
 	drm_dev_put(dev);
 	nvkm_device_del(&device);
 }
@@ -738,6 +736,7 @@  nouveau_drm_remove(struct pci_dev *pdev)
 	struct drm_device *dev = pci_get_drvdata(pdev);
 
 	nouveau_drm_device_remove(dev);
+	pci_disable_device(pdev);
 }
 
 static int