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SubjectRe: [PATCH] kfree_skb() bug in 2.4.22
Ingo Oeser wrote:
> On Friday 10 October 2003 15:00, David S. Miller wrote:
>>Ingo Oeser <> wrote:
>>>Would you mind __attribute_nonnull__ for these functions, if we
>>>enable GCC 3.3 support for this[1]?
>>I would say yes, but why? All this attribute does is optimize
>>away tests for NULL which surprise surprise we don't have any
>>of in kfree_skb().
> And it wouldn't warn about passing NULL to these functions? That's bad...
> But maybe sparse/smatch are better for this...

Things like smatch, sparse, and checker can use the __attribute_nonnull__.
I'd say it's a good idea. Should I submit the patch, then, since I'm
the one who like the idea?
- Dan

Dan Kegel

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