[PATCH] USB:Fix the wrong function prototype .

[wanlong . gao]

From: Wanlong Gao <wanlong.gao@xxxxxxxxx>

While the "mct_u232_device.ioctl" initialized by a wrong function
prototype . And the argument "struct file *file" is unused in
the function "mct_u232_ioctl()".

Signed-off-by: Wanlong Gao <wanlong.gao@xxxxxxxxx>
---
 drivers/usb/serial/mct_u232.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index d2c0196..ba0d287
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -106,7 +106,7 @@ static void mct_u232_break_ctl(struct tty_struct *tty, int break_state);
 static int  mct_u232_tiocmget(struct tty_struct *tty);
 static int  mct_u232_tiocmset(struct tty_struct *tty,
 			unsigned int set, unsigned int clear);
-static int  mct_u232_ioctl(struct tty_struct *tty, struct file *file,
+static int  mct_u232_ioctl(struct tty_struct *tty,
 			unsigned int cmd, unsigned long arg);
 static int  mct_u232_get_icount(struct tty_struct *tty,
 			struct serial_icounter_struct *icount);
@@ -874,7 +874,7 @@ static void mct_u232_unthrottle(struct tty_struct *tty)
 	}
 }
 
-static int  mct_u232_ioctl(struct tty_struct *tty, struct file *file,
+static int  mct_u232_ioctl(struct tty_struct *tty,
 			unsigned int cmd, unsigned long arg)
 {
 	DEFINE_WAIT(wait);
-- 
1.7.3

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