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    Subject[ 50/82] drm/vmwgfx: Fix nasty write past alloced memory area
    3.2-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Thomas Hellstrom <thellstrom@vmware.com>

    commit 0824db38e515644f8d1bfd64adbd7cb2c6ea7c62 upstream.

    Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
    Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
    Signed-off-by: Dave Airlie <airlied@redhat.com>
    Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
    ---
    drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
    index 51c9ba5..21ee782 100644
    --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
    +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c
    @@ -66,7 +66,7 @@ static int vmw_gmr2_bind(struct vmw_private *dev_priv,
    cmd += sizeof(remap_cmd) / sizeof(uint32);

    for (i = 0; i < num_pages; ++i) {
    - if (VMW_PPN_SIZE > 4)
    + if (VMW_PPN_SIZE <= 4)
    *cmd = page_to_pfn(*pages++);
    else
    *((uint64_t *)cmd) = page_to_pfn(*pages++);



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