tree 4f71f2626a0b7f7f57e1b8ca3cbcc37cd434b541
parent 728c3b53995f71e4b175d5939b8ba3211b6bc34d
author Thomas Hellstrom <thellstrom@vmware.com> 1476121884 -0700
committer Sinclair Yeh <syeh@vmware.com> 1476123304 -0700

drm/vmwgfx: Limit the user-space command buffer size

With older hardware versions, the user could specify arbitrarily large
command buffer sizes, causing a vmalloc / vmap space exhaustion.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Cc: stable@vger.kernel.org