Messages in this thread | | | Date | Wed, 2 Dec 2020 18:38:29 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/sgx: Initialize "ret" in sgx_ioc_enclave_add_pages() |
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On Wed, Dec 02, 2020 at 06:22:00PM +0200, Jarkko Sakkinen wrote: > Initialize "ret" to zero as otherwise a zero length address range will > leave it uninitialized.
That length is:
* @length: length of the data (multiple of the page size)
I think we wanna fail this even earlier when it wants to add data of length 0 because that sounds nonsensical to me. Or is there some use case for zero-length data?
Btw, pls CC lkml on patch submissions.
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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