From: Michael Buesch <mb@bu3sch.de>
Date: Sun, 15 Jun 2008 13:27:49 +0000 (+0200)
Subject: b43legacy: Do not return TX_BUSY from op_tx
X-Git-Tag: firefly_0821_release~19855^2~28^2~4
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=664f200610a3c9641ff58fc91b986b804cb1cc2d;p=firefly-linux-kernel-4.4.55.git

b43legacy: Do not return TX_BUSY from op_tx

Never return TX_BUSY from op_tx. It doesn't make sense to return
TX_BUSY, if we can not transmit the packet.
Drop the packet and return TX_OK.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 204077c13870..3e612d0a13e8 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -2378,8 +2378,10 @@ static int b43legacy_op_tx(struct ieee80211_hw *hw,
 	} else
 		err = b43legacy_dma_tx(dev, skb, ctl);
 out:
-	if (unlikely(err))
-		return NETDEV_TX_BUSY;
+	if (unlikely(err)) {
+		/* Drop the packet. */
+		dev_kfree_skb_any(skb);
+	}
 	return NETDEV_TX_OK;
 }