Trivial change. For places where bridge multicast address is defined,
or compared use constant.
diff -Nru a/net/bridge/br_input.c b/net/bridge/br_input.c
--- a/net/bridge/br_input.c Mon Apr 12 16:10:36 2004
+++ b/net/bridge/br_input.c Mon Apr 12 16:10:36 2004
@@ -19,7 +19,7 @@
#include <linux/netfilter_bridge.h>
#include "br_private.h"
-unsigned char bridge_ula[6] = { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x00 };
+const unsigned char bridge_ula[6] = { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x00 };
static int br_pass_frame_up_finish(struct sk_buff *skb)
{
diff -Nru a/net/bridge/br_private.h b/net/bridge/br_private.h
--- a/net/bridge/br_private.h Mon Apr 12 16:10:36 2004
+++ b/net/bridge/br_private.h Mon Apr 12 16:10:36 2004
@@ -111,7 +111,7 @@
};
extern struct notifier_block br_device_notifier;
-extern unsigned char bridge_ula[6];
+extern const unsigned char bridge_ula[6];
/* called under bridge lock */
static inline int br_is_root_bridge(const struct net_bridge *br)
diff -Nru a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
--- a/net/bridge/br_stp_if.c Mon Apr 12 16:10:36 2004
+++ b/net/bridge/br_stp_if.c Mon Apr 12 16:10:36 2004
@@ -110,7 +110,8 @@
}
/* called under bridge lock */
-static void br_stp_change_bridge_id(struct net_bridge *br, unsigned char *addr)
+static void br_stp_change_bridge_id(struct net_bridge *br,
+ const unsigned char *addr)
{
unsigned char oldaddr[6];
struct net_bridge_port *p;
@@ -137,15 +138,13 @@
br_become_root_bridge(br);
}
-static unsigned char br_mac_zero[6];
+static const unsigned char br_mac_zero[6];
/* called under bridge lock */
void br_stp_recalculate_bridge_id(struct net_bridge *br)
{
- unsigned char *addr;
+ const unsigned char *addr = br_mac_zero;
struct net_bridge_port *p;
-
- addr = br_mac_zero;
list_for_each_entry(p, &br->port_list, list) {
if (addr == br_mac_zero ||
|