4 files changed, 4 insertions, 4 deletions

diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index d76803a3dcae..9d4555ec0b59 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -300,7 +300,7 @@ static void ah_destroy(struct xfrm_state *x)
 }
 
 
-static struct xfrm_type ah_type =
+static const struct xfrm_type ah_type =
 {
         .description    = "AH4",
         .owner          = THIS_MODULE,
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index fac4f102c9f9..258d17631b4b 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -600,7 +600,7 @@ error:
         return err;
 }
 
-static struct xfrm_type esp_type =
+static const struct xfrm_type esp_type =
 {
         .description    = "ESP4",
         .owner          = THIS_MODULE,
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index b79cdbee68a9..ae1f45fc23b9 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -437,7 +437,7 @@ error:
         goto out;
 }
 
-static struct xfrm_type ipcomp_type = {
+static const struct xfrm_type ipcomp_type = {
         .description    = "IPCOMP4",
         .owner          = THIS_MODULE,
         .proto          = IPPROTO_COMP,
diff --git a/net/ipv4/xfrm4_tunnel.c b/net/ipv4/xfrm4_tunnel.c
index 326845195620..87f77e412ba2 100644
--- a/net/ipv4/xfrm4_tunnel.c
+++ b/net/ipv4/xfrm4_tunnel.c
@@ -38,7 +38,7 @@ static void ipip_destroy(struct xfrm_state *x)
 {
 }
 
-static struct xfrm_type ipip_type = {
+static const struct xfrm_type ipip_type = {
         .description    = "IPIP",
         .owner          = THIS_MODULE,
         .proto          = IPPROTO_IPIP,