mac802154: mac802154_mlme_start_req() optimisation.

mac802154_mlme_start_req() calls
ieee802154_mlme_ops(dev)->llsec->set_params() on the net_device
passed into it, however, this net_device will always be a mac802154
net_device, so just call mac802154_set_params() directly instead.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Acked-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 11 insertions, 18 deletions

diff --git a/net/mac802154/mac_cmd.c b/net/mac802154/mac_cmd.c
index 5220c2b2735b..8606da459ff3 100644
--- a/net/mac802154/mac_cmd.c
+++ b/net/mac802154/mac_cmd.c
@@ -36,8 +36,8 @@ static int mac802154_mlme_start_req(struct net_device *dev,
                                     u8 pan_coord, u8 blx,
                                     u8 coord_realign)
 {
-        struct ieee802154_mlme_ops *ops = ieee802154_mlme_ops(dev);
-        int rc = 0;
+        struct ieee802154_llsec_params params;
+        int changed = 0;
 
         ASSERT_RTNL();
 
@@ -47,26 +47,19 @@ static int mac802154_mlme_start_req(struct net_device *dev,
         dev->ieee802154_ptr->short_addr = addr->short_addr;
         mac802154_dev_set_page_channel(dev, page, channel);
 
-        if (ops->llsec) {
-                struct ieee802154_llsec_params params;
-                int changed = 0;
+        params.pan_id = addr->pan_id;
+        changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
 
-                params.coord_shortaddr = addr->short_addr;
-                changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
+        params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
+        changed |= IEEE802154_LLSEC_PARAM_HWADDR;
 
-                params.pan_id = addr->pan_id;
-                changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
+        params.coord_hwaddr = params.hwaddr;
+        changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
 
-                params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
-                changed |= IEEE802154_LLSEC_PARAM_HWADDR;
+        params.coord_shortaddr = addr->short_addr;
+        changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
 
-                params.coord_hwaddr = params.hwaddr;
-                changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
-
-                rc = ops->llsec->set_params(dev, &params, changed);
-        }
-
-        return rc;
+        return mac802154_set_params(dev, &params, changed);
 }
 
 static int mac802154_set_mac_params(struct net_device *dev,