Testsuite: workaround older kernels

[exim.git] / test / scripts / 4058-pipe-conn-tfo / 4058

diff --git a/test/scripts/4058-pipe-conn-tfo/4058 b/test/scripts/4058-pipe-conn-tfo/4058
index f31ef8d1c4a900c73c619c5208d08a5f28bdd965..5f0257810c288a99d3e9b6da4970a3aa351c07c6 100644 (file)
--- a/test/scripts/4058-pipe-conn-tfo/4058
+++ b/test/scripts/4058-pipe-conn-tfo/4058
@@ -7,7 +7,7 @@
 sudo perl
 system ("tc qdisc add dev lo root netem delay 50ms");
 system ("ip tcp_metrics delete 127.0.0.1");
-system ("echo 0 > /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec");
+system ("[ -e /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec ] && echo 0 > /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec");
 ****
 #
 #
@@ -72,7 +72,7 @@ killdaemon
 #
 sudo perl
 system ("tc qdisc delete dev lo root");
-system ("echo 3600 > /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec");
+system ("[ -e /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec ] && echo 3600 > /proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_sec");
 ****
 #
 no_msglog_check