|SUCCESS| pw129675 [PATCH v1] test/graph: fix unused return value

[0-day Robot]

From: robot at bytheb.org

Test-Label: github-robot: build
Test-Status: SUCCESS
http://patchwork.dpdk.org/patch/129675/

_github build: passed_
Build URL: https://github.com/ovsrobot/dpdk/actions/runs/5618130784