[NET_SCHED]: Constify struct tcf_ext_map

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index bfb4342ea88c..956915c217d6 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -35,7 +35,7 @@ struct basic_filter
         struct list_head        link;
 };
 
-static struct tcf_ext_map basic_ext_map = {
+static const struct tcf_ext_map basic_ext_map = {
         .action = TCA_BASIC_ACT,
         .police = TCA_BASIC_POLICE
 };