tty: tty_vhangup_session can be static

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Acked-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 6afca98fae21654e73a1275886ed7832cef0fe66..cbf5a5040908c62258447994204949759d79755d 100644 (file)
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -777,7 +777,7 @@ void tty_vhangup_self(void)
  *     is complete. That guarantee is necessary for security reasons.
  */
 
-void tty_vhangup_session(struct tty_struct *tty)
+static void tty_vhangup_session(struct tty_struct *tty)
 {
 #ifdef TTY_DEBUG_HANGUP
        char    buf[64];