netflow: Make netflow_flow_update() parameter const.

The 'flow' parameter is not modified, so mark it const.

Signed-off-by: Joe Stringer <joestringer@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>

diff --git a/ofproto/netflow.c b/ofproto/netflow.c
index 8259ced..dcbb84a 100644 (file)
--- a/ofproto/netflow.c
+++ b/ofproto/netflow.c
@@ -170,7 +170,7 @@ gen_netflow_rec(struct netflow *nf, struct netflow_flow *nf_flow,
 }
 
 void
-netflow_flow_update(struct netflow *nf, struct flow *flow,
+netflow_flow_update(struct netflow *nf, const struct flow *flow,
                     ofp_port_t output_iface,
                     const struct dpif_flow_stats *stats)
     OVS_EXCLUDED(mutex)

diff --git a/ofproto/netflow.h b/ofproto/netflow.h
index c7f2574..e89b75e 100644 (file)
--- a/ofproto/netflow.h
+++ b/ofproto/netflow.h
@@ -55,7 +55,7 @@ void netflow_mask_wc(struct flow *, struct flow_wildcards *);
 
 void netflow_flow_clear(struct netflow *netflow, struct flow *flow);
 
-void netflow_flow_update(struct netflow *nf, struct flow *flow,
+void netflow_flow_update(struct netflow *nf, const struct flow *flow,
                          ofp_port_t output_iface,
                          const struct dpif_flow_stats *);