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>
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index dbcca30..9127c54 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -364,7 +364,7 @@
/* if non-blocking mode is set we can pass directly to open unless
the port has just hung up or is in another error state */
- if (tty->flags & (1 << TTY_IO_ERROR)) {
+ if (tty_io_error(tty)) {
port->flags |= ASYNC_NORMAL_ACTIVE;
return 0;
}