|SUCCESS| pw125858 [PATCH] ring: fix the variable name error

[0-day Robot]

From: robot at bytheb.org

Test-Label: github-robot: build
Test-Status: SUCCESS
http://patchwork.dpdk.org/patch/125858/

_github build: passed_
Build URL: https://github.com/ovsrobot/dpdk/actions/runs/4636900397