Thread (11 messages) 11 messages, 6 authors, 2020-08-14

Re: nvme crash - Re: linux-next: Tree for Aug 13

From: John Garry <hidden>
Date: 2020-08-14 13:40:12
Also in: linux-iommu, linux-nvme, lkml

On 14/08/2020 14:07, John Garry wrote:
BTW, as for the DMA/sg scatterlist code, it so happens in this case that 
we try the dma alloc for size=0 in nvme_alloc_queue() - I know an 
allocation for size=0 makes no sense, but couldn't we bit a bit more 
robust?
it's giving ZERO_SIZE_PTR, which we deference, so ignore me...
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