1 files changed, 8 insertions, 11 deletions

diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index 330696309f76..31496dc0a0d1 100644
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -183,7 +183,6 @@ static void jsm_tty_break(struct uart_port *port, int break_state)
 static int jsm_tty_open(struct uart_port *port)
 {
 	struct jsm_board *brd;
-	int rc = 0;
 	struct jsm_channel *channel = (struct jsm_channel *)port;
 	struct ktermios *termios;
 
@@ -265,7 +264,7 @@ static int jsm_tty_open(struct uart_port *port)
 	channel->ch_open_count++;
 
 	jsm_printk(OPEN, INFO, &channel->ch_bd->pci_dev, "finish\n");
-	return rc;
+	return 0;
 }
 
 static void jsm_tty_close(struct uart_port *port)
@@ -748,7 +747,7 @@ static void jsm_carrier(struct jsm_channel *ch)
 void jsm_check_queue_flow_control(struct jsm_channel *ch)
 {
 	struct board_ops *bd_ops = ch->ch_bd->bd_ops;
-	int qleft = 0;
+	int qleft;
 
 	/* Store how much space we have left in the queue */
 	if ((qleft = ch->ch_r_tail - ch->ch_r_head - 1) < 0)
@@ -834,7 +833,7 @@ void jsm_check_queue_flow_control(struct jsm_channel *ch)
  */
 int jsm_tty_write(struct uart_port *port)
 {
-	int bufcount = 0, n = 0;
+	int bufcount;
 	int data_count = 0,data_count1 =0;
 	u16 head;
 	u16 tail;
@@ -850,14 +849,12 @@ int jsm_tty_write(struct uart_port *port)
 	if ((bufcount = tail - head - 1) < 0)
 		bufcount += WQUEUESIZE;
 
-	n = bufcount;
-
-	n = min(n, 56);
+	bufcount = min(bufcount, 56);
 	remain = WQUEUESIZE - head;
 
 	data_count = 0;
-	if (n >= remain) {
-		n -= remain;
+	if (bufcount >= remain) {
+		bufcount -= remain;
 		while ((port->info->xmit.head != temp_tail) &&
 		(data_count < remain)) {
 			channel->ch_wqueue[head++] =
@@ -871,8 +868,8 @@ int jsm_tty_write(struct uart_port *port)
 	}
 
 	data_count1 = 0;
-	if (n > 0) {
-		remain = n;
+	if (bufcount > 0) {
+		remain = bufcount;
 		while ((port->info->xmit.head != temp_tail) &&
 			(data_count1 < remain)) {
 			channel->ch_wqueue[head++] =