From: Arend van Spriel <arend@broadcom.com>
Date: Tue, 23 Apr 2013 10:53:13 +0000 (+0200)
Subject: brcmfmac: flush queue upon MACDESC_DEL firmware signal
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9a83f1ec670fa574ffbfa9fb1f3fdaa9c6be5974;p=linux-beck.git

brcmfmac: flush queue upon MACDESC_DEL firmware signal

When firmware signals the driver to remove a destination entry
it may have sk_buff packets queued for it. These should be freed.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@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 66cdc45add4e..b0591e3da49a 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -871,9 +871,10 @@ int brcmf_fws_macdesc_indicate(struct brcmf_fws_info *fws, u8 type, u8 *data)
 	entry = &fws->desc.nodes[mac_handle & 0x1F];
 	if (type == BRCMF_FWS_TYPE_MACDESC_DEL) {
 		brcmf_dbg(TRACE, "deleting mac %pM idx %d\n", addr, ifidx);
-		if (entry->occupied)
+		if (entry->occupied) {
+			brcmf_fws_mac_desc_cleanup(fws, entry, -1);
 			brcmf_fws_clear_mac_descriptor(entry);
-		else
+		} else
 			fws->stats.mac_update_failed++;
 		return 0;
 	}