nvk: Fix assert
What does this MR do and why?
nvk: Fix assert
Fix defect reported by Coverity Scan.
Assign instead of compare (PW.ASSIGN_WHERE_COMPARE_MEANT) assign_where_compare_meant: use of "=" where "==" may have been intended
Fixes: e41031d8 ("nvk: Enable multiplane images and image views") Signed-off-by: Vinson Lee vlee@freedesktop.org