When running w/o KHR_display enabled, the display device node won't be
initlaized, and the information dump routine will terminate because of
this.
Fix this by not bailing out and not trying to print display device
compatible strings.
Fixes: 8825c91dcb ("pvr: Make display node optional")
Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
Reviewed-by: Frank Binns <frank.binns@imgtec.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38787>