[iptables PATCH 1/2] ip{,6}tables-restore: Don't ignore missing wait-interval value

[Phil Sutter]

Passing -W without a value doesn't make sense so bail out if none was
given.

Signed-off-by: Phil Sutter <p...@nwl.cc>
---
 iptables/xshared.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/iptables/xshared.c b/iptables/xshared.c
index 825479c338214..06db72d427e21 100644
--- a/iptables/xshared.c
+++ b/iptables/xshared.c
@@ -343,7 +343,7 @@ void parse_wait_interval(int argc, char *argv[], struct 
timeval *wait_interval)
        else if (xs_has_arg(argc, argv))
                arg = argv[optind++];
        else
-               return;
+               xtables_error(PARAMETER_PROBLEM, "wait interval value 
required");
 
        ret = sscanf(arg, "%u", &usec);
        if (ret == 1) {
-- 
2.13.1

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