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(parent: c5fb4a3) | patch
drm/vmwgfx: Make sure user-space can't DMA across buffer object boundaries v2
authorThomas Hellstrom <thellstrom@vmware.com>
Tue, 15 Apr 2014 16:25:48 +0000 (18:25 +0200)
committerThomas Hellstrom <thellstrom@vmware.com>
Thu, 24 Apr 2014 06:45:25 +0000 (08:45 +0200)
commit1d621824a1c17b33b2e1b905211d56bd503c4a3c
treeeafb5b3d0e1d08759501e48ba135420acd968603tree | snapshot
parentc5fb4a35d018b107f32df66da373ccaff63b244bcommit | diff
drm/vmwgfx: Make sure user-space can't DMA across buffer object boundaries v2

We already check that the buffer object we're accessing is registered with
the file. Now also make sure that we can't DMA across buffer object boundaries.

v2: Code commenting update.

Cc: stable@vger.kernel.org
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c diff | blob | history
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