tty: add parenthesis to macro POLL_PERIOD in rocket.c

Macros should be enclosed in parenthesis

Signed-off-by: Cong Ding <dinggnu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c
index 8073cc0dff59ce45b68c4a9e731919bd0b6322df..69c16fc06e58b77055209a54b92267f19ad73f73 100644 (file)
--- a/drivers/tty/rocket.c
+++ b/drivers/tty/rocket.c
@@ -55,7 +55,7 @@
 #undef REV_PCI_ORDER
 #undef ROCKET_DEBUG_IO
 
-#define POLL_PERIOD HZ/100     /*  Polling period .01 seconds (10ms) */
+#define POLL_PERIOD (HZ/100)   /*  Polling period .01 seconds (10ms) */
 
 /****** Kernel includes ******/