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SubjectRe: insmod segfault in pci_find_subsys()
Greg KH wrote:

>On Fri, Mar 18, 2005 at 10:12:05AM +0100, Toralf Lund wrote:
>
>
>>Am I seeing an issue with the PCI functions here, or is it just that I
>>fail to spot an obvious mistake in the module itself?
>>
>>
>
>I think it's a problem in your code. I built and ran the following
>example module just fine (based on your example, which wasn't the
>smallest or cleanest...), with no oops. Does this code work for you?
>
>
OK, I've finally been able to test this, and no, it does not work.
insmod segfaults and the system log says

kernel: Unable to handle kernel paging request at virtual address 533e3762



>Oh, and the pci_find* functions are depreciated, do not use them, they
>are going away in the near future. Please use the pci_get* functions
>instead.
>
>thanks,
>
>greg k-h
>
>-----------------
>#include <linux/pci.h>
>#include <linux/module.h>
>
>MODULE_LICENSE("GPL");
>
>
>static void __exit exit(void)
>{
>}
>
>static __init int init(void)
>{
> struct pci_dev *dev;
>
> printk(KERN_DEBUG "Scanning all devices...\n");
>
> dev = NULL;
> while ((dev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, dev))) {
> printk(KERN_DEBUG "Device %04hx:%04hx\n",
> dev->vendor, dev->device);
> }
> return 0;
>}
>
>module_init(init);
>module_exit(exit);
>
>-
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