linux-kernel - [PATCH] Nvidia AGP: Use refcount aware PCI interfaces

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Date:	Mon, 23 Apr 2007 14:50:27 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	davej@...hat.com, linux-kernel@...r.kernel.org
Subject: [PATCH] Nvidia AGP: Use refcount aware PCI interfaces

Signed-off-by: Alan Cox <alan@...hat.com>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.21-rc6-mm1/drivers/char/agp/nvidia-agp.c linux-2.6.21-rc6-mm1/drivers/char/agp/nvidia-agp.c
--- linux.vanilla-2.6.21-rc6-mm1/drivers/char/agp/nvidia-agp.c	2007-04-12 14:15:03.000000000 +0100
+++ linux-2.6.21-rc6-mm1/drivers/char/agp/nvidia-agp.c	2007-04-23 11:53:12.560578080 +0100
@@ -320,11 +320,11 @@
 	u8 cap_ptr;
 
 	nvidia_private.dev_1 =
-		pci_find_slot((unsigned int)pdev->bus->number, PCI_DEVFN(0, 1));
+		pci_get_bus_and_slot((unsigned int)pdev->bus->number, PCI_DEVFN(0, 1));
 	nvidia_private.dev_2 =
-		pci_find_slot((unsigned int)pdev->bus->number, PCI_DEVFN(0, 2));
+		pci_get_bus_and_slot((unsigned int)pdev->bus->number, PCI_DEVFN(0, 2));
 	nvidia_private.dev_3 =
-		pci_find_slot((unsigned int)pdev->bus->number, PCI_DEVFN(30, 0));
+		pci_get_bus_and_slot((unsigned int)pdev->bus->number, PCI_DEVFN(30, 0));
 
 	if (!nvidia_private.dev_1 || !nvidia_private.dev_2 || !nvidia_private.dev_3) {
 		printk(KERN_INFO PFX "Detected an NVIDIA nForce/nForce2 "
@@ -443,6 +443,9 @@
 static void __exit agp_nvidia_cleanup(void)
 {
 	pci_unregister_driver(&agp_nvidia_pci_driver);
+	pci_dev_put(nvidia_private.dev_1);
+	pci_dev_put(nvidia_private.dev_2);
+	pci_dev_put(nvidia_private.dev_3);
 }
 
 module_init(agp_nvidia_init);
-
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