brcmfmac: Return correct error on netdev xmit.

Netdev xmit routine brcfm_netdev_start_xmit was defined
incorrectly and used wrong return codes. Always eat the
packet and return ok. Remove drvr_up check since it is not
relevant.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 12 insertions, 10 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index 285a70ee9350..d655501305b0 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -160,7 +160,8 @@ static void brcmf_netdev_set_multicast_list(struct net_device *ndev)
         schedule_work(&ifp->multicast_work);
 }
 
-static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
+static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb,
+                                           struct net_device *ndev)
 {
         int ret;
         struct brcmf_if *ifp = netdev_priv(ndev);
@@ -169,20 +170,21 @@ static int brcmf_netdev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 
         brcmf_dbg(TRACE, "Enter\n");
 
-        /* Reject if down */
-        if (!drvr->bus_if->drvr_up ||
-            (drvr->bus_if->state != BRCMF_BUS_DATA)) {
-                brcmf_err("xmit rejected drvup=%d state=%d\n",
-                          drvr->bus_if->drvr_up,
-                          drvr->bus_if->state);
+        /* Can the device send data? */
+        if (drvr->bus_if->state != BRCMF_BUS_DATA) {
+                brcmf_err("xmit rejected state=%d\n", drvr->bus_if->state);
                 netif_stop_queue(ndev);
-                return -ENODEV;
+                dev_kfree_skb(skb);
+                ret = -ENODEV;
+                goto done;
         }
 
         if (!drvr->iflist[ifp->idx]) {
                 brcmf_err("bad ifidx %d\n", ifp->idx);
                 netif_stop_queue(ndev);
-                return -ENODEV;
+                dev_kfree_skb(skb);
+                ret = -ENODEV;
+                goto done;
         }
 
         /* Make sure there's enough room for any header */
@@ -230,7 +232,7 @@ done:
                 drvr->bus_if->dstats.tx_packets++;
 
         /* Return ok: we always eat the packet */
-        return 0;
+        return NETDEV_TX_OK;
 }
 
 void brcmf_txflowblock(struct device *dev, bool state)