[PATCH 2/5] Char: mxser, 0 to NULL in pointer

[Jiri Slaby <jirislaby@gmail.com>]

Don't test a pointer against 0. Use NULL instead.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
---
 drivers/char/mxser.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index fe7944c..a66ae57 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -2153,7 +2153,7 @@ static void mxser_transmit_chars(struct mxser_port *port)
 		return;
 	}
 
-	if (port->xmit_buf == 0)
+	if (port->xmit_buf == NULL)
 		return;
 
 	if ((port->xmit_cnt <= 0) || port->tty->stopped ||
-- 
1.5.3.6

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