Messages in this thread | | | From | Jiasheng Jiang <> | Subject | Re: [PATCH] hv_netvsc: Add check for kvmalloc_array | Date | Mon, 14 Mar 2022 16:05:14 +0800 |
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On Mon, Mar 14, 2022 at 03:33:49PM +0800, Greg KH wrote: >> Thanks, I have tested the patch by kernel_patch_verify, > > What is that?
It a Linux kernel patch static verification helper tool. Link: https://github.com/nmenon/kernel_patch_verify
>> and all the tests are passed. > > What tests exactly? How did you fail this allocation?
The failure of allocation is not included in the tests. And as far as I know, there is not any tool that has the ability to fail the allocation. But I think that for safety, the cost of redundant and harmless check is acceptable. Also, checking after allocation is a good program pattern.
Thanks, Jiang
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