3.11.10.7 -stable review patch. If anyone has any objections, please let me
know.
------------------
From: Avinash Patil <pat...@marvell.com>
commit 4f7ba432202c8330cc03ab959c6228d0de5dc4a3 upstream.
Write io memory to clean PCIe buffer only when PCIe device is
present else this results into crash because of invalid memory
access.
Signed-off-by: Avinash Patil <pat...@marvell.com>
Signed-off-by: Bing Zhao <bz...@marvell.com>
Signed-off-by: John W. Linville <linvi...@tuxdriver.com>
Signed-off-by: Luis Henriques <luis.henriq...@canonical.com>
---
drivers/net/wireless/mwifiex/wmm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mwifiex/wmm.c
b/drivers/net/wireless/mwifiex/wmm.c
index fbf0915..03877ec 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -559,7 +559,8 @@ mwifiex_clean_txrx(struct mwifiex_private *priv)
mwifiex_wmm_delete_all_ralist(priv);
memcpy(tos_to_tid, ac_to_tid, sizeof(tos_to_tid));
- if (priv->adapter->if_ops.clean_pcie_ring)
+ if (priv->adapter->if_ops.clean_pcie_ring &&
+ !priv->adapter->surprise_removed)
priv->adapter->if_ops.clean_pcie_ring(priv->adapter);
spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock, flags);
}
--
1.9.1
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