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Thomas Hellstrom authored
commit 8407f8a1 upstream. 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: c7eae626 ("drm/vmwgfx: Make the object handles idr-generated") Signed-off-by:
Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by:
Deepak Rawat <drawat@vmware.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
7cb13911