allow the installer to restart netdata when it cannot read its current pid namespace

diff --git a/netdata-installer.sh b/netdata-installer.sh
index 10510687a7ccaa350c4d31a57b8cc18498881895..e5e2da82506097c97a8bf6d81b6355de6f83d00a 100755 (executable)
--- a/netdata-installer.sh
+++ b/netdata-installer.sh
@@ -765,7 +765,7 @@ stop_all_netdata() {
     do
         ns="$(readlink /proc/${p}/ns/pid 2>/dev/null)"
 
-        if [ -z "${myns}" -o "${myns}" = "${ns}" ]
+        if [ -z "${myns}" -o -z "${ns}" -o "${myns}" = "${ns}" ]
             then
             stop_netdata_on_pid ${p}
         fi