2 files changed, 2 insertions, 2 deletions

diff --git a/include/net/route.h b/include/net/route.h
index 188b8936bb27..f7ce6259f86f 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -135,7 +135,7 @@ static inline void ip_rt_put(struct rtable * rt)
 
 #define IPTOS_RT_MASK   (IPTOS_TOS_MASK & ~3)
 
-extern __u8 ip_tos2prio[16];
+extern const __u8 ip_tos2prio[16];
 
 static inline char rt_tos2priority(u8 tos)
 {
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 85285021518b..88fa648d7ba3 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -167,7 +167,7 @@ static struct dst_ops ipv4_dst_ops = {
 
 #define ECN_OR_COST(class)      TC_PRIO_##class
 
-__u8 ip_tos2prio[16] = {
+const __u8 ip_tos2prio[16] = {
         TC_PRIO_BESTEFFORT,
         ECN_OR_COST(FILLER),
         TC_PRIO_BESTEFFORT,