[PATCH] moxa: remove pointless check of 'tty' argument vs NULL

Remove pointless check of 'tty' argument vs NULL from moxa driver.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 5ddbd5b..2ad9dc8 100644 (file)
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -1081,7 +1081,7 @@ static int mxser_write(struct tty_struct *tty, const unsigned char *buf, int cou
        struct mxser_struct *info = tty->driver_data;
        unsigned long flags;
 
-       if (!tty || !info->xmit_buf)
+       if (!info->xmit_buf)
                return (0);
 
        while (1) {
@@ -1117,7 +1117,7 @@ static void mxser_put_char(struct tty_struct *tty, unsigned char ch)
        struct mxser_struct *info = tty->driver_data;
        unsigned long flags;
 
-       if (!tty || !info->xmit_buf)
+       if (!info->xmit_buf)
                return;
 
        if (info->xmit_cnt >= SERIAL_XMIT_SIZE - 1)