[PATCH] riscom8: remove redundant null pointer test

Chris Malley
2008-05-12T18:42:55Z

tty has already been dereferenced at least twice in these functions,
so checking for null here seems a bit unnecessary.

Signed-off-by: Chris Malley <mail@chrismalley.co.uk>
---
drivers/char/riscom8.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c
index f073c71..9643a49 100644
--- a/drivers/char/riscom8.c
+++ b/drivers/char/riscom8.c
@@ -1108,7 +1108,7 @@ static int rc_write(struct tty_struct *tty,

bp = port_Board(port);

- if (!tty || !port->xmit_buf)
+ if (!port->xmit_buf)
return 0;

while (1) {
@@ -1151,7 +1151,7 @@ static int rc_put_char(struct tty_struct *tty, unsigned char ch)
if (rc_paranoia_check(port, tty->name, "rc_put_char"))
return 0;

- if (!tty || !port->xmit_buf)
+ if (!port->xmit_buf)
return 0;

spin_lock_irqsave(&riscom_lock, flags);
--