1 files changed, 7 insertions, 22 deletions

diff --git a/include/linux/tty.h b/include/linux/tty.h
index 64f864651d86..97d660ed70c1 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -180,7 +180,6 @@ struct tty_port_operations {
            IFF the port was initialized. Do not use to free resources. Called
            under the port mutex to serialize against activate/shutdowns */
         void (*shutdown)(struct tty_port *port);
-        void (*drop)(struct tty_port *port);
         /* Called under the port mutex from tty_port_open, serialized using
            the port mutex */
         /* FIXME: long term getting the tty argument *out* of this would be
@@ -672,31 +671,17 @@ static inline void tty_wait_until_sent_from_close(struct tty_struct *tty,
 #define wait_event_interruptible_tty(tty, wq, condition)                \
 ({                                                                      \
         int __ret = 0;                                                  \
-        if (!(condition)) {                                             \
-                __wait_event_interruptible_tty(tty, wq, condition, __ret);      \
-        }                                                               \
+        if (!(condition))                                               \
+                __ret = __wait_event_interruptible_tty(tty, wq,         \
+                                                       condition);      \
         __ret;                                                          \
 })
 
-#define __wait_event_interruptible_tty(tty, wq, condition, ret)         \
-do {                                                                    \
-        DEFINE_WAIT(__wait);                                            \
-                                                                        \
-        for (;;) {                                                      \
-                prepare_to_wait(&wq, &__wait, TASK_INTERRUPTIBLE);      \
-                if (condition)                                          \
-                        break;                                          \
-                if (!signal_pending(current)) {                         \
-                        tty_unlock(tty);                                        \
+#define __wait_event_interruptible_tty(tty, wq, condition)              \
+        ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 0, 0,          \
+                        tty_unlock(tty);                                \
                         schedule();                                     \
-                        tty_lock(tty);                                  \
-                        continue;                                       \
-                }                                                       \
-                ret = -ERESTARTSYS;                                     \
-                break;                                                  \
-        }                                                               \
-        finish_wait(&wq, &__wait);                                      \
-} while (0)
+                        tty_lock(tty))
 
 #ifdef CONFIG_PROC_FS
 extern void proc_tty_register_driver(struct tty_driver *);