Commit 1a6ae3ed authored Dec 17, 2019 by Jérôme Pouiller Committed by Greg Kroah-Hartman Dec 18, 2019

staging: wfx: detect race condition in WEP authentication



Current code has a special case to handle association with WEP. Before
to rework the tx data handling, let's try to detect any possible misuse
of this code.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20191217161318.31402-9-Jerome.Pouiller@silabs.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 2e12ab7f

drivers/staging/wfx/queue.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -422,6 +422,7 @@ static bool hif_handle_tx_data(struct wfx_vif wvif, struct sk_buff skb,
		break;
		case do_wep:
		wfx_tx_lock(wvif->wdev);
		WARN_ON(wvif->wep_pending_skb);
		wvif->wep_default_key_id = tx_priv->hw_key->keyidx;
		wvif->wep_pending_skb = skb;
		if (!schedule_work(&wvif->wep_key_work))

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