1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/char/mxser_new.c b/drivers/char/mxser_new.c
index bf1bee4e1f5e..a4358acb1b2b 100644
--- a/drivers/char/mxser_new.c
+++ b/drivers/char/mxser_new.c
@@ -320,7 +320,7 @@ static struct mxser_mon_ext mon_data_ext;
 static int mxser_set_baud_method[MXSER_PORTS + 1];
 
 #ifdef CONFIG_PCI
-static int __devinit CheckIsMoxaMust(int io)
+static int __devinit CheckIsMoxaMust(unsigned long io)
 {
         u8 oldmcr, hwid;
         int i;