[LTP] [PATCH] iptables_tests.sh: nat table can have 4 chains

[Simon Xu <xu....@or...>]

It is considered by iptables_tests.sh a failure When nat table chain count is
not 3, while recent kernels can have 4 built-in chains in nat table, namely
PREROUTING, OUTPUT, POSTROUTING and INPUT.
---
 testcases/network/iptables/iptables_tests.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/testcases/network/iptables/iptables_tests.sh b/testcases/network/iptables/iptables_tests.sh
index 028d54e..77ee29b 100755
--- a/testcases/network/iptables/iptables_tests.sh
+++ b/testcases/network/iptables/iptables_tests.sh
@@ -165,7 +165,7 @@ test01()
 		return $RC
 	else
 		chaincnt=$(grep -c Chain $LTPTMP/tst_iptables.out)
-		if [ $chaincnt -ne 3 ]; then
+		if [ $chaincnt -ne 3 ] && [ $chaincnt -ne 4 ]; then
 			tst_res TFAIL $LTPTMP/tst_iptables.out \
 				"$TCID: $cmd failed to list rules. Reason:"
 			return $chaincnt
-- 
1.8.4