1 files changed, 24 insertions, 9 deletions

diff --git a/drivers/net/wireless/rsi/rsi_91x_main.c b/drivers/net/wireless/rsi/rsi_91x_main.c
index 29d83049c5f5..2112d8d277a9 100644
--- a/drivers/net/wireless/rsi/rsi_91x_main.c
+++ b/drivers/net/wireless/rsi/rsi_91x_main.c
@@ -1,4 +1,4 @@
-/**
+/*
  * Copyright (c) 2014 Redpine Signals Inc.
  *
  * Permission to use, copy, modify, and/or distribute this software for any
@@ -23,6 +23,7 @@
 #include "rsi_common.h"
 #include "rsi_coex.h"
 #include "rsi_hal.h"
+#include "rsi_usb.h"
 
 u32 rsi_zone_enabled = /* INFO_ZONE |
 			INIT_ZONE |
@@ -148,6 +149,7 @@ static struct sk_buff *rsi_prepare_skb(struct rsi_common *common,
 /**
  * rsi_read_pkt() - This function reads frames from the card.
  * @common: Pointer to the driver private structure.
+ * @rx_pkt: Received pkt.
  * @rcv_pkt_len: Received pkt length. In case of USB it is 0.
  *
  * Return: 0 on success, -1 on failure.
@@ -167,6 +169,9 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len)
 		frame_desc = &rx_pkt[index];
 		actual_length = *(u16 *)&frame_desc[0];
 		offset = *(u16 *)&frame_desc[2];
+		if (!rcv_pkt_len && offset >
+			RSI_MAX_RX_USB_PKT_SIZE - FRAME_DESC_SZ)
+			goto fail;
 
 		queueno = rsi_get_queueno(frame_desc, offset);
 		length = rsi_get_length(frame_desc, offset);
@@ -210,9 +215,10 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len)
 			bt_pkt_type = frame_desc[offset + BT_RX_PKT_TYPE_OFST];
 			if (bt_pkt_type == BT_CARD_READY_IND) {
 				rsi_dbg(INFO_ZONE, "BT Card ready recvd\n");
-				if (rsi_bt_ops.attach(common, &g_proto_ops))
-					rsi_dbg(ERR_ZONE,
-						"Failed to attach BT module\n");
+				if (common->fsm_state == FSM_MAC_INIT_DONE)
+					rsi_attach_bt(common);
+				else
+					common->bt_defer_attach = true;
 			} else {
 				if (common->bt_adapter)
 					rsi_bt_ops.recv_pkt(common->bt_adapter,
@@ -258,28 +264,37 @@ static void rsi_tx_scheduler_thread(struct rsi_common *common)
 		if (common->init_done)
 			rsi_core_qos_processor(common);
 	} while (atomic_read(&common->tx_thread.thread_done) == 0);
-	complete_and_exit(&common->tx_thread.completion, 0);
+	kthread_complete_and_exit(&common->tx_thread.completion, 0);
 }
 
 #ifdef CONFIG_RSI_COEX
 enum rsi_host_intf rsi_get_host_intf(void *priv)
 {
-	struct rsi_common *common = (struct rsi_common *)priv;
+	struct rsi_common *common = priv;
 
 	return common->priv->rsi_host_intf;
 }
 
 void rsi_set_bt_context(void *priv, void *bt_context)
 {
-	struct rsi_common *common = (struct rsi_common *)priv;
+	struct rsi_common *common = priv;
 
 	common->bt_adapter = bt_context;
 }
 #endif
 
+void rsi_attach_bt(struct rsi_common *common)
+{
+#ifdef CONFIG_RSI_COEX
+	if (rsi_bt_ops.attach(common, &g_proto_ops))
+		rsi_dbg(ERR_ZONE,
+			"Failed to attach BT module\n");
+#endif
+}
+
 /**
  * rsi_91x_init() - This function initializes os interface operations.
- * @void: Void.
+ * @oper_mode: One of DEV_OPMODE_*.
  *
  * Return: Pointer to the adapter structure on success, NULL on failure .
  */
@@ -358,6 +373,7 @@ struct rsi_hw *rsi_91x_init(u16 oper_mode)
 	if (common->coex_mode > 1) {
 		if (rsi_coex_attach(common)) {
 			rsi_dbg(ERR_ZONE, "Failed to init coex module\n");
+			rsi_kill_thread(&common->tx_thread);
 			goto err;
 		}
 	}
@@ -440,6 +456,5 @@ module_init(rsi_91x_hal_module_init);
 module_exit(rsi_91x_hal_module_exit);
 MODULE_AUTHOR("Redpine Signals Inc");
 MODULE_DESCRIPTION("Station driver for RSI 91x devices");
-MODULE_SUPPORTED_DEVICE("RSI-91x");
 MODULE_VERSION("0.1");
 MODULE_LICENSE("Dual BSD/GPL");