mwifiex: fix invalid access of PCIe RxBD ring buffer descriptor

This patch fixes invalid access of RxBD ring buffer descriptor's
length and flag inside PCIe send_data_complete() routine. We are
supposed to modify TxBD buffer descriptor's length and flag here.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c
index 237949c..7415ac8 100644
--- a/drivers/net/wireless/mwifiex/pcie.c
+++ b/drivers/net/wireless/mwifiex/pcie.c
@@ -846,8 +846,8 @@
 
 		card->tx_buf_list[wrdoneidx] = NULL;
 		card->txbd_ring[wrdoneidx]->paddr = 0;
-		card->rxbd_ring[wrdoneidx]->len = 0;
-		card->rxbd_ring[wrdoneidx]->flags = 0;
+		card->txbd_ring[wrdoneidx]->len = 0;
+		card->txbd_ring[wrdoneidx]->flags = 0;
 		card->txbd_rdptr++;
 
 		if ((card->txbd_rdptr & MWIFIEX_TXBD_MASK) == num_tx_buffs)