[PATCH 2/3] [TC/FILTERS] Expose the filter protocol

[jamal <hadi@cyberus.ca>]

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makes protocol accessible ..

cheers,
jamal

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[PATCH 2/3] [TC/FILTERS] Expose the filter protocol

Expose the filter protocol so it can be used by underlying
classifiers when they need it.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
---
 tc/tc_filter.c |    9 +++++----
 tc/tc_util.h   |    1 +
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/tc/tc_filter.c b/tc/tc_filter.c
index 6701f9a..db44dec 100644
--- a/tc/tc_filter.c
+++ b/tc/tc_filter.c
@@ -175,6 +175,7 @@ static __u32 filter_parent;
 static int filter_ifindex;
 static __u32 filter_prio;
 static __u32 filter_protocol;
+__u16 f_proto = 0;
 
 int print_filter(const struct sockaddr_nl *who,
 			struct nlmsghdr *n,
@@ -221,13 +222,13 @@ int print_filter(const struct sockaddr_nl *who,
 		}
 	}
 	if (t->tcm_info) {
-		__u32 protocol = TC_H_MIN(t->tcm_info);
+		f_proto = TC_H_MIN(t->tcm_info);
 		__u32 prio = TC_H_MAJ(t->tcm_info)>>16;
-		if (!filter_protocol || filter_protocol != protocol) {
-			if (protocol) {
+		if (!filter_protocol || filter_protocol != f_proto) {
+			if (f_proto) {
 				SPRINT_BUF(b1);
 				fprintf(fp, "protocol %s ",
-					ll_proto_n2a(protocol, b1, sizeof(b1)));
+					ll_proto_n2a(f_proto, b1, sizeof(b1)));
 			}
 		}
 		if (!filter_prio || filter_prio != prio) {
diff --git a/tc/tc_util.h b/tc/tc_util.h
index 301b5c7..796da54 100644
--- a/tc/tc_util.h
+++ b/tc/tc_util.h
@@ -19,6 +19,7 @@ struct qdisc_util
 	int	(*print_copt)(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
 };
 
+extern __u16 f_proto;
 struct filter_util
 {
 	struct filter_util *next;
-- 
1.4.4.1.gaed4