cxgb4i : Fix -Wunused-function warning

A bunch of ipv6 related code is left on by default. While this causes no
compilation issues, there is no need to have this enabled by default. Guard
with an ipv6 check, which also takes care of a -Wunused-function warning.

Signed-off-by: Anish Bhatt <anish@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 10 insertions, 0 deletions

diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
index 18d0d1c145ad..df176f0e5e60 100644
--- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
+++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
@@ -259,6 +259,7 @@ static void send_act_open_req(struct cxgbi_sock *csk, struct sk_buff *skb,
         cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
 static void send_act_open_req6(struct cxgbi_sock *csk, struct sk_buff *skb,
                                struct l2t_entry *e)
 {
@@ -344,6 +345,7 @@ static void send_act_open_req6(struct cxgbi_sock *csk, struct sk_buff *skb,
 
         cxgb4_l2t_send(csk->cdev->ports[csk->port_id], skb, csk->l2t);
 }
+#endif
 
 static void send_close_req(struct cxgbi_sock *csk)
 {
@@ -781,9 +783,11 @@ static void csk_act_open_retry_timer(unsigned long data)
         if (csk->csk_family == AF_INET) {
                 send_act_open_func = send_act_open_req;
                 skb = alloc_wr(size, 0, GFP_ATOMIC);
+#if IS_ENABLED(CONFIG_IPV6)
         } else {
                 send_act_open_func = send_act_open_req6;
                 skb = alloc_wr(size6, 0, GFP_ATOMIC);
+#endif
         }
 
         if (!skb)
@@ -1335,8 +1339,10 @@ static int init_act_open(struct cxgbi_sock *csk)
 
         if (csk->csk_family == AF_INET)
                 skb = alloc_wr(size, 0, GFP_NOIO);
+#if IS_ENABLED(CONFIG_IPV6)
         else
                 skb = alloc_wr(size6, 0, GFP_NOIO);
+#endif
 
         if (!skb)
                 goto rel_resource;
@@ -1370,8 +1376,10 @@ static int init_act_open(struct cxgbi_sock *csk)
         cxgbi_sock_set_state(csk, CTP_ACTIVE_OPEN);
         if (csk->csk_family == AF_INET)
                 send_act_open_req(csk, skb, csk->l2t);
+#if IS_ENABLED(CONFIG_IPV6)
         else
                 send_act_open_req6(csk, skb, csk->l2t);
+#endif
         neigh_release(n);
 
         return 0;
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 6a2001d6b442..54fa6e0bc1bb 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -275,6 +275,7 @@ struct cxgbi_device *cxgbi_device_find_by_netdev_rcu(struct net_device *ndev,
 }
 EXPORT_SYMBOL_GPL(cxgbi_device_find_by_netdev_rcu);
 
+#if IS_ENABLED(CONFIG_IPV6)
 static struct cxgbi_device *cxgbi_device_find_by_mac(struct net_device *ndev,
                                                      int *port)
 {
@@ -307,6 +308,7 @@ static struct cxgbi_device *cxgbi_device_find_by_mac(struct net_device *ndev,
                   ndev, ndev->name);
         return NULL;
 }
+#endif
 
 void cxgbi_hbas_remove(struct cxgbi_device *cdev)
 {