1 files changed, 1 insertions, 1 deletions

diff --git a/net/dsa/master.c b/net/dsa/master.c
index a25242e71fb2..d7d5145aa235 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -158,7 +158,7 @@ static void dsa_master_ethtool_teardown(struct net_device *dev)
         cpu_dp->orig_ethtool_ops = NULL;
 }
 
-void dsa_master_set_mtu(struct net_device *dev, struct dsa_port *cpu_dp)
+static void dsa_master_set_mtu(struct net_device *dev, struct dsa_port *cpu_dp)
 {
         unsigned int mtu = ETH_DATA_LEN + cpu_dp->tag_ops->overhead;
         int err;