---

yaml --- r: 207893 b: refs/heads/master c: 7479db0 h: refs/heads/master i: 207891: 4043515 v: v3
git-mirror · Aug 10, 2010 · 700733c · 700733c
1 parent 19cfeb3
commit 700733c
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Showing 2 changed files with 6 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7cc34fd028ef35b12fec0fa9268c37c099d33bd2
+refs/heads/master: 7479db07011c9c85a65eeb03724193230af0a99d
diff --git a/trunk/drivers/char/specialix.c b/trunk/drivers/char/specialix.c
@@ -1863,8 +1863,7 @@ static int sx_set_serial_info(struct specialix_port *port,
 		return -EFAULT;
 	}
 
-	lock_kernel();
-
+	mutex_lock(&port->port.mutex);
 	change_speed = ((port->port.flags & ASYNC_SPD_MASK) !=
 			(tmp.flags & ASYNC_SPD_MASK));
 	change_speed |= (tmp.custom_divisor != port->custom_divisor);
@@ -1875,7 +1874,7 @@ static int sx_set_serial_info(struct specialix_port *port,
 		    ((tmp.flags & ~ASYNC_USR_MASK) !=
 		     (port->port.flags & ~ASYNC_USR_MASK))) {
 			func_exit();
-			unlock_kernel();
+			mutex_unlock(&port->port.mutex);
 			return -EPERM;
 		}
 		port->port.flags = ((port->port.flags & ~ASYNC_USR_MASK) |
@@ -1892,7 +1891,7 @@ static int sx_set_serial_info(struct specialix_port *port,
 		sx_change_speed(bp, port);
 
 	func_exit();
-	unlock_kernel();
+	mutex_unlock(&port->port.mutex);
 	return 0;
 }
 
@@ -1906,7 +1905,7 @@ static int sx_get_serial_info(struct specialix_port *port,
 	func_enter();
 
 	memset(&tmp, 0, sizeof(tmp));
-	lock_kernel();
+	mutex_lock(&port->port.mutex);
 	tmp.type = PORT_CIRRUS;
 	tmp.line = port - sx_port;
 	tmp.port = bp->base;
@@ -1917,7 +1916,7 @@ static int sx_get_serial_info(struct specialix_port *port,
 	tmp.closing_wait = port->port.closing_wait * HZ/100;
 	tmp.custom_divisor =  port->custom_divisor;
 	tmp.xmit_fifo_size = CD186x_NFIFO;
-	unlock_kernel();
+	mutex_unlock(&port->port.mutex);
 	if (copy_to_user(retinfo, &tmp, sizeof(tmp))) {
 		func_exit();
 		return -EFAULT;