On Wed, October 24, 2007 12:58, Ingo Molnar wrote:
>
> the NULL dereference is here:
>
> (gdb) list *0xffffffff804a9504
> 0xffffffff804a9504 is in natsemi_poll (drivers/net/natsemi.c:717).
> 712 return count;
> 713 }
> 714
> 715 static inline void __iomem *ns_ioaddr(struct net_device *dev)
> 716 {
> 717 return (void __iomem *) dev->base_addr;
> 718 }
> 719
>
>
> which is this code from natsemi.c:
>
> 2227 struct net_device *dev = np->dev;
> 2228 void __iomem * ioaddr = ns_ioaddr(dev);
> 2229 int work_done = 0;
>
>
> seems like the NAPI changes in -rc1 added an np->dev field but forgot to initialize it ...
>
> does the patch below fix the oops for you?
>
> Ingo
>
>
Yep, that got it, thanks.
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