tty: Replace TTY_IO_ERROR bit tests with tty_io_error()

Abstract TTY_IO_ERROR status test treewide with tty_io_error().
NB: tty->flags uses atomic bit ops; replace non-atomic bit test
with test_bit().

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index e70cadec7ce6..21fd50def270 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -300,7 +300,7 @@ static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg)
         if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
             (cmd != TIOCSERCONFIG) && (cmd != TIOCSERGSTRUCT) &&
             (cmd != TIOCMIWAIT)) {
-                if (tty->flags & (1 << TTY_IO_ERROR))
+                if (tty_io_error(tty))
                     return -EIO;
         }