tty: Flags should be accessed via the foo_bit interfaces

We have various drivers that poke around directly and we need to clean this
up before it causes problems.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 5 deletions

diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index cf0d070ced13..f93caf4be328 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -1252,7 +1252,7 @@ static void strip_write_some_more(struct tty_struct *tty)
 #endif
         } else {                /* Else start transmission of another packet */
 
-                tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP);
+                clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
                 strip_unlock(strip_info);
         }
 }
@@ -1455,8 +1455,7 @@ static void strip_send(struct strip *strip_info, struct sk_buff *skb)
          */
         strip_info->tx_head = strip_info->tx_buff;
         strip_info->tx_left = ptr - strip_info->tx_buff;
-        strip_info->tty->flags |= (1 << TTY_DO_WRITE_WAKEUP);
-
+        set_bit(TTY_DO_WRITE_WAKEUP, &strip_info->tty->flags);
         /*
          * 4. Debugging check to make sure we're not overflowing the buffer.
          */
@@ -2454,8 +2453,7 @@ static int strip_close_low(struct net_device *dev)
 
         if (strip_info->tty == NULL)
                 return -EBUSY;
-        strip_info->tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP);
-
+        clear_bit(TTY_DO_WRITE_WAKEUP, &strip_info->tty->flags);
         netif_stop_queue(dev);
 
         /*