1 files changed, 13 insertions, 2 deletions

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index da983d4bac02..6a6cdade1676 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -50,6 +50,7 @@
 #include <net/arp.h>
 #include <net/route.h>
 #include <net/udp.h>
+#include <net/tcp.h>
 #include <net/sock.h>
 #include <net/pkt_sched.h>
 #include <net/fib_rules.h>
@@ -669,9 +670,19 @@ int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics)
 
         for (i = 0; i < RTAX_MAX; i++) {
                 if (metrics[i]) {
+                        if (i == RTAX_CC_ALGO - 1) {
+                                char tmp[TCP_CA_NAME_MAX], *name;
+
+                                name = tcp_ca_get_name_by_key(metrics[i], tmp);
+                                if (!name)
+                                        continue;
+                                if (nla_put_string(skb, i + 1, name))
+                                        goto nla_put_failure;
+                        } else {
+                                if (nla_put_u32(skb, i + 1, metrics[i]))
+                                        goto nla_put_failure;
+                        }
                         valid++;
-                        if (nla_put_u32(skb, i+1, metrics[i]))
-                                goto nla_put_failure;
                 }
         }