brcmfmac: destination mac closed when interface is closed

Firmware signals a destination is closed as well as an interface. A
destination is associated with an interface. When an interface is
closed consequently the destination should be considered closed as
well.

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

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index 9dae8fc..0d2ff60 100644 (file)
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -714,11 +714,21 @@ done:
        return entry;
 }
 
-static bool brcmf_fws_mac_desc_closed(struct brcmf_fws_mac_descriptor *entry,
+static bool brcmf_fws_mac_desc_closed(struct brcmf_fws_info *fws,
+                                     struct brcmf_fws_mac_descriptor *entry,
                                      int fifo)
 {
+       struct brcmf_fws_mac_descriptor *if_entry;
        bool closed;
 
+       /* for unique destination entries the related interface
+        * may be closed.
+        */
+       if (entry->mac_handle) {
+               if_entry = &fws->desc.iface[entry->interface_id];
+               if (if_entry->state == BRCMF_FWS_STATE_CLOSE)
+                       return true;
+       }
        /* an entry is closed when the state is closed and
         * the firmware did not request anything.
         */
@@ -1079,7 +1089,8 @@ static struct sk_buff *brcmf_fws_deq(struct brcmf_fws_info *fws, int fifo)
 
        for (i = 0; i < num_nodes; i++) {
                entry = &table[(node_pos + i) % num_nodes];
-               if (!entry->occupied || brcmf_fws_mac_desc_closed(entry, fifo))
+               if (!entry->occupied ||
+                   brcmf_fws_mac_desc_closed(fws, entry, fifo))
                        continue;
 
                if (entry->suppressed)
@@ -1753,7 +1764,7 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
 
        brcmf_fws_lock(drvr, flags);
        if (skcb->mac->suppressed ||
-           brcmf_fws_mac_desc_closed(skcb->mac, fifo) ||
+           brcmf_fws_mac_desc_closed(drvr->fws, skcb->mac, fifo) ||
            brcmu_pktq_mlen(&skcb->mac->psq, 3 << (fifo * 2)) ||
            (!multicast &&
             brcmf_fws_consume_credit(drvr->fws, fifo, skb) < 0)) {