remove unused field from struct ip_nat_info

Hi Harald,
i couldn't find any reference of 'mtype' field in ip_nat_info. This patch removes it.

Best regards,
Patrick

# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher. # This patch includes the following deltas:
# ChangeSet 1.1248 -> 1.1249
# include/linux/netfilter_ipv4/ip_nat.h 1.4 -> 1.5
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 03/06/01 [email protected] 1.1249
# [NETFILTER] remove unused field from struct ip_nat_info
# --------------------------------------------
#

diff -Nru a/include/linux/netfilter_ipv4/ip_nat.h b/include/linux/netfilter_ipv4/ip_nat.h
@@ -105,9 +105,6 @@
 	/* Manipulations to be done on this conntrack. */
 	struct ip_nat_info_manip manips[IP_NAT_MAX_MANIPS];
 
-	/* The mapping type which created us (NULL for null mapping). */
-	const struct ip_nat_mapping_type *mtype;
-
 	struct ip_nat_hash bysource, byipsproto;
 
 	/* Helper (NULL if none). */