ASoc: msm:  Correct the slave port range check

Rx share channel can be configured if slave port reaches the max value
(SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID).

Change-Id: Iaf227e6c36e505b68823d1b4a822c3d9ca719573
Signed-off-by: Helen Zeng <xiaoyunz@codeaurora.org>
diff --git a/drivers/mfd/wcd9310-slimslave.c b/drivers/mfd/wcd9310-slimslave.c
index dd586fa..12ac27f 100644
--- a/drivers/mfd/wcd9310-slimslave.c
+++ b/drivers/mfd/wcd9310-slimslave.c
@@ -236,7 +236,7 @@
 		 */
 		if ((slave_port_id >
 				SB_PGD_TX_PORT_MULTI_CHANNEL_1_END_PORT_ID) &&
-			(slave_port_id <
+			(slave_port_id <=
 			 SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID)) {
 				payload_rx = payload_rx  |
 				(1 <<