xtables: another try at chain name length checking
Since XT_EXTENSION_MAXNAMELEN is now available, make use of it
and clear the confusion.
Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
diff --git a/iptables.c b/iptables.c
index 19c2af5..efe993e 100644
--- a/iptables.c
+++ b/iptables.c
@@ -460,10 +460,10 @@
xtables_error(PARAMETER_PROBLEM,
"Invalid target name (too short)");
- if (strlen(targetname) > XT_FUNCTION_MAXNAMELEN - 1)
+ if (strlen(targetname) >= XT_EXTENSION_MAXNAMELEN)
xtables_error(PARAMETER_PROBLEM,
"Invalid target name `%s' (%u chars max)",
- targetname, XT_FUNCTION_MAXNAMELEN - 1);
+ targetname, XT_EXTENSION_MAXNAMELEN - 1);
for (ptr = targetname; *ptr; ptr++)
if (isspace(*ptr))