1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index e878e494296e..5c662703eb1e 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -311,7 +311,7 @@ static const struct xfrm_type ah_type =
         .output         = ah_output
 };
 
-static struct net_protocol ah4_protocol = {
+static const struct net_protocol ah4_protocol = {
         .handler        =       xfrm4_rcv,
         .err_handler    =       ah4_err,
         .no_policy      =       1,