Re: [dm-devel] [PATCH v3 01/26] block: Fix a buffer overrun in bio_integrity_split()

From: Martin K. Petersen
Date: Tue Oct 02 2012 - 18:33:21 EST


>>>>> "Kent" == Kent Overstreet <koverstreet@xxxxxxxxxx> writes:

>> > + *bp->bip1.bip_vec = bip->bip_vec[0];
>> > + *bp->bip2.bip_vec = bip->bip_vec[0];
>>
>> I think this is horrible.

Yep.


>> Why not introduce bvec pointer in bip (like bio), to cover the case
>> when bvec are not inline.

Kent> That's... exactly what the next patch in the series does.

I'm perfectly ok with a patch that introduces the pointer and fixes the
bio_pair case. As long as that's all it does.

--
Martin K. Petersen Oracle Linux Engineering
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