This fixes an issue when wait4 returns a 0 return status causing the
reaping loop to continue to run.
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
Upstream-commit: c27116575e0d9b0d1eb085cffef0693babb7bdbb
Component: engine
It should allow easier updates for containerd and runc
Signed-off-by: Alexander Morozov <lk4d4@docker.com>
Upstream-commit: 1b41125ad9f1a3881b71bd044d76fd285170addb
Component: engine