| commit | 8407f8a1d940fe28c4243ad4f0cb6a44dcee88f6 | [log] [tgz] |
|---|---|---|
| author | Thomas Hellstrom <thellstrom@vmware.com> | Tue May 07 11:10:10 2019 +0200 |
| committer | Thomas Hellstrom <thellstrom@vmware.com> | Tue May 21 10:23:09 2019 +0200 |
| tree | 42336eba45dcdb56d02d59b13848ed46be9070ae | |
| parent | 63cb44441826e842b7285575b96db631cc9f2505 [diff] |
drm/vmwgfx: Fix user space handle equal to zero
User-space handles equal to zero are interpreted as uninitialized or
illegal by some drm systems (most notably kms). This means that a
dumb buffer or surface with a zero user-space handle can never be
used as a kms frame-buffer.
Cc: <stable@vger.kernel.org>
Fixes: c7eae62666ad ("drm/vmwgfx: Make the object handles idr-generated")
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Deepak Rawat <drawat@vmware.com>