doc: Fix typo in IGMP section

Signed-off-by: Benjamin Poirier <benjamin.poirier@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/doc/payload-expression.txt b/doc/payload-expression.txt
index dba42fd542cf3b48d6e7d56bb7d7ec19e228e0ff..4bbf8d0538fc15841887ad29acb8778e0dc13a3b 100644 (file)
--- a/doc/payload-expression.txt
+++ b/doc/payload-expression.txt
@@ -184,7 +184,7 @@ igmp_type
 IGMP maximum response time field |
 integer (8 bit)
 |checksum|
-ICMP checksum field |
+IGMP checksum field |
 integer (16 bit)
 |group|
 Group address|