tty: Introduce a tty_port generic block_til_ready

Start sucking more commonality out of the drivers into a single piece of
core code.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/char/vme_scc.c b/drivers/char/vme_scc.c
index d4e1534c0e03..2d9242a45a0d 100644
--- a/drivers/char/vme_scc.c
+++ b/drivers/char/vme_scc.c
@@ -631,8 +631,8 @@ static void scc_enable_rx_interrupts(void *ptr)
 
 static int scc_carrier_raised(struct tty_port *port)
 {
-        struct scc_port *scc = container_of(port, struct scc_port, gs.port);
-        unsigned channel = port->channel;
+        struct scc_port *sc = container_of(port, struct scc_port, gs.port);
+        unsigned channel = sc->channel;
 
         return !!(scc_last_status_reg[channel] & SR_DCD);
 }
@@ -643,7 +643,7 @@ static void scc_shutdown_port(void *ptr)
         struct scc_port *port = ptr;
 
         port->gs.port.flags &= ~ GS_ACTIVE;
-        if (port->gs.port.tty && port->gs.port.tty->termios->c_cflag & HUPCL) {
+        if (port->gs.port.tty && (port->gs.port.tty->termios->c_cflag & HUPCL)) {
                 scc_setsignals (port, 0, 0);
         }
 }