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Commit 0dd13a48 authored by Yogesh Ashok Powar's avatar Yogesh Ashok Powar Committed by John W. Linville
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mwl8k: Delete ampdu streams with state AMPDU_STREAM_NEW in sta remove 



When a station deauths, we do not delete the streams with state
AMPDU_STREAM_NEW and these remain created forever. Fix this issue by
removing such streams in the driver

Signed-off-by: default avatarNishant Sarmukadam <nishants@marvell.com>
Signed-off-by: default avatarYogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 9b0b11fb

drivers/net/wireless/mwl8k.c

+24 −1
Original line number Diff line number Diff line
@@ -3935,7 +3935,30 @@ static int mwl8k_cmd_set_new_stn_del(struct ieee80211_hw *hw, 
				     struct ieee80211_vif *vif, u8 *addr)

{

	struct mwl8k_cmd_set_new_stn *cmd;

	int rc;

	struct mwl8k_priv *priv = hw->priv;

	int rc, i;

	u8 idx;



	spin_lock(&priv->stream_lock);

	/* Destroy any active ampdu streams for this sta */

	for (i = 0; i < MWL8K_NUM_AMPDU_STREAMS; i++) {

		struct mwl8k_ampdu_stream *s;

		s = &priv->ampdu[i];

		if (s->state != AMPDU_NO_STREAM) {

			if (memcmp(s->sta->addr, addr, ETH_ALEN) == 0) {

				if (s->state == AMPDU_STREAM_ACTIVE) {

					idx = s->idx;

					spin_unlock(&priv->stream_lock);

					mwl8k_destroy_ba(hw, idx);

					spin_lock(&priv->stream_lock);

				} else if (s->state == AMPDU_STREAM_NEW) {

					mwl8k_remove_stream(hw, s);

				}

			}

		}

	}



	spin_unlock(&priv->stream_lock);



	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);

	if (cmd == NULL)