sysctl: prefix ping port range setting with a dash

Fixes: #13177

diff --git a/sysctl.d/50-default.conf b/sysctl.d/50-default.conf
index f0b4f610f850a27af52544ff1d4cbdc368a90836..41bd1f91832f56c440262dbd94476981e8051031 100644 (file)
--- a/sysctl.d/50-default.conf
+++ b/sysctl.d/50-default.conf
@@ -36,7 +36,7 @@ net.ipv4.conf.all.promote_secondaries = 1
 #   #define GID_T_MAX (((gid_t)~0U) >> 1)
 # That's not so bad because values between 2^31 and 2^32-1 are reserved on
 # systemd-based systems anyway: https://systemd.io/UIDS-GIDS.html#summary
-net.ipv4.ping_group_range = 0 2147483647
+-net.ipv4.ping_group_range = 0 2147483647
 
 # Fair Queue CoDel packet scheduler to fight bufferbloat
 net.core.default_qdisc = fq_codel