[PATCH] Fix CTA_PROTO_NUM attribute size in ctnetlink

CTA_PROTO_NUM is a u_int8_t.

Based on oryginal patch by Patrick McHardy <kaber@trash.net>

Signed-off-by: Krzysztof Piotr Oledzki <ole@ans.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c
index 97fab76c3a195accb8e7e2cce8c96bd32525ee45..e6d3b5c7ebcfe952fd1cf5692d4c7202a9bf1c03 100644 (file)
--- a/net/ipv4/netfilter/ip_conntrack_netlink.c
+++ b/net/ipv4/netfilter/ip_conntrack_netlink.c
@@ -506,7 +506,7 @@ nfattr_failure:
 }
 
 static const int cta_min_proto[CTA_PROTO_MAX] = {
-       [CTA_PROTO_NUM-1]       = sizeof(u_int16_t),
+       [CTA_PROTO_NUM-1]       = sizeof(u_int8_t),
        [CTA_PROTO_SRC_PORT-1]  = sizeof(u_int16_t),
        [CTA_PROTO_DST_PORT-1]  = sizeof(u_int16_t),
        [CTA_PROTO_ICMP_TYPE-1] = sizeof(u_int8_t),
@@ -532,7 +532,7 @@ ctnetlink_parse_tuple_proto(struct nfattr *attr,
 
        if (!tb[CTA_PROTO_NUM-1])
                return -EINVAL;
-       tuple->dst.protonum = *(u_int16_t *)NFA_DATA(tb[CTA_PROTO_NUM-1]);
+       tuple->dst.protonum = *(u_int8_t *)NFA_DATA(tb[CTA_PROTO_NUM-1]);
 
        proto = ip_conntrack_proto_find_get(tuple->dst.protonum);