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mwl8k: Unmap the pci DMA address in xmit error path
author
Nishant Sarmukadam
<nishants@marvell.com>
Tue, 6 Nov 2012 13:52:48 +0000
(19:22 +0530)
committer
John W. Linville
<linville@tuxdriver.com>
Wed, 14 Nov 2012 19:56:09 +0000
(14:56 -0500)
We should unmap the DMA address in the error path, else it
causes resource leaks. Fix this.
Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
drivers/net/wireless/mwl8k.c
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diff --git
a/drivers/net/wireless/mwl8k.c
b/drivers/net/wireless/mwl8k.c
index
9961765
..
5b5b9ec
100644
(file)
--- a/
drivers/net/wireless/mwl8k.c
+++ b/
drivers/net/wireless/mwl8k.c
@@
-2005,6
+2005,8
@@
mwl8k_txq_xmit(struct ieee80211_hw *hw,
spin_unlock(&priv->stream_lock);
}
spin_unlock_bh(&priv->tx_lock);
+ pci_unmap_single(priv->pdev, dma, skb->len,
+ PCI_DMA_TODEVICE);
dev_kfree_skb(skb);
return;
}