[PATCH nftables] tests: shell: packetpath/flowtables: open all temporary files in /tmp

[Jeremy Sowden <jeremy@azazel.net>]

The test used to do I/O over a named pipe in $PWD, until Phil changed it
to create the pipe in /tmp.  However, he missed one `socat` command.
Update that too.

Fixes: 3a9f29e21726 ("tests: shell: packetpath/flowtables: Avoid spurious EPERM")
Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
---
 tests/shell/testcases/packetpath/flowtables | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/shell/testcases/packetpath/flowtables b/tests/shell/testcases/packetpath/flowtables
index 18a57a9b2b72..ec7dfeb75c00 100755
--- a/tests/shell/testcases/packetpath/flowtables
+++ b/tests/shell/testcases/packetpath/flowtables
@@ -77,7 +77,7 @@ ip netns exec $R sysctl -w net.netfilter.nf_conntrack_tcp_timeout_established=86
 }
 
 # A trick to control the timing to send a packet
-ip netns exec $S socat TCP6-LISTEN:10001 GOPEN:pipefile,ignoreeof &
+ip netns exec $S socat TCP6-LISTEN:10001 GOPEN:/tmp/pipefile-$rnd,ignoreeof &
 sleep 1
 ip netns exec $C socat -b 2048 PIPE:/tmp/pipefile-$rnd 'TCP:[2001:db8:ffff:22::1]:10001' &
 sleep 1
-- 
2.43.0