Previously the max length of a zone name was assuming the max
length for a extension in netfilter is 32 bytes while in reality it is
only 29.
Fix this incorrect assumption to allow firewall3 to validate the zone
name lengths correctly.
Signed-off-by: David Bauer <m...@david-bauer.net>
---
zones.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/zones.h b/zones.h
index d786736..beb0e22 100644
--- a/zones.h
+++ b/zones.h
@@ -22,8 +22,12 @@
#include "options.h"
#include "iptables.h"
-/* 32 - sizeof("postrouting_") - sizeof("_rule") - sizeof("\0") */
-#define FW3_ZONE_MAXNAMELEN 14
+/* XT_EXTENSION_MAXNAMELEN (29)
+ * - sizeof("postrouting_")
+ * - sizeof("_rule")
+ * - sizeof("\0")
+ */
+#define FW3_ZONE_MAXNAMELEN 11
extern const struct fw3_option fw3_zone_opts[];
--
2.28.0
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