Re: [PATCH v2 2/2] drm/amd: validate user GEM object size

Hi Yu, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v4.20-rc7 next-20181221] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/lin

Re: [PATCH v2 2/2] drm/amd: validate user GEM object size

Hi Yu, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v4.20-rc7 next-20181221] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/lin

[PATCH v2 2/2] drm/amd: validate user GEM object size

When creating frame buffer, userspace may request to attach to a previously allocated GEM object that is smaller than what GPU requires. Validation must be done to prevent out-of-bound DMA, which could not only corrupt memory but also reveal sensitive data. This fix is not done in a common code pa