store: fix potential panic in GC worker (#14403)#14439

Merged

jackysp merged 6 commits intopingcap:release-3.0from jackysp:fix_gc_worker_3.0

Jan 16, 2020

+13-22

Commits on Jan 10, 2020

store: fix potential panic in GC worker (pingcap#14403 )
jackysp
committed

Commits on Jan 15, 2020

Commits on Jan 16, 2020