msm: 8960: fixed the bug in writing to data channel

This patch fixes the issue where space available in
the event channel was checked when writing to the
data channel.

Change-Id: Ie1e9b45cefe424f5cb19af712f647e16a87294f2
Signed-off-by: Ankur Nandwani <ankurn@codeaurora.org>
diff --git a/drivers/bluetooth/hci_smd.c b/drivers/bluetooth/hci_smd.c
index 66bab6b..f3e0f6c 100644
--- a/drivers/bluetooth/hci_smd.c
+++ b/drivers/bluetooth/hci_smd.c
@@ -285,7 +285,7 @@
 		break;
 	case HCI_ACLDATA_PKT:
 	case HCI_SCODATA_PKT:
-		avail = smd_write_avail(hs.event_channel);
+		avail = smd_write_avail(hs.data_channel);
 		if (!avail) {
 			BT_ERR("No space available for smd frame");
 			ret = -ENOSPC;