From: Avinash Patil <patila@xxxxxxxxxxx> Write io memory to clean PCIe buffer only when PCIe device is present else this results into crash because of invalid memory access. Cc: <stable@xxxxxxxxxxxxxxx> # 3.9+ Signed-off-by: Avinash Patil <patila@xxxxxxxxxxx> Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx> --- 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 e0ba011..1c5f2b6 100644 --- a/drivers/net/wireless/mwifiex/wmm.c +++ b/drivers/net/wireless/mwifiex/wmm.c @@ -554,7 +554,8 @@ 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); -- 1.8.2.3 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
