agp/intel: put back check that we have a driver for the bridge.



On my 945 laptop + radeon GPU, I was getting an oops on boot without this
check which seems to have gotten dropped in the rework.

Signed-off-by: Dave Airlie <airlied@redhat.com>

parent d4b74bf0

drivers/char/agp/intel-agp.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -885,6 +885,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
		return -ENODEV;
		}

		if (!bridge->driver) {
		if (cap_ptr)
		dev_warn(&pdev->dev, "can't find bridge device (chip_id: %04x)\n",
		intel_agp_chipsets[i].gmch_chip_id);
		agp_put_bridge(bridge);
		return -ENODEV;
		}

		bridge->dev = pdev;
		bridge->dev_private_data = NULL;