diff options
author | YueHaibing <yuehaibing@huawei.com> | 2018-10-26 20:25:49 +0800 |
---|---|---|
committer | Johan Hovold <johan@kernel.org> | 2018-11-12 10:35:14 +0100 |
commit | 32d8a6fc5bd62769c7fa60818e0a32bd5126a565 (patch) | |
tree | 70bd6331800d23eb854cd1128fa8cd9861731fa1 /drivers/usb/serial/mos7840.c | |
parent | 548f32f59456e71379c61d4e88727ee6c5f6ccd6 (diff) | |
download | linux-32d8a6fc5bd62769c7fa60818e0a32bd5126a565.tar.bz2 |
USB: serial: mos7840: remove set but not used variables 'st, data1, iflag'
Fixes gcc '-Wunused-but-set-variable' warning:
drivers/usb/serial/mos7840.c: In function 'mos7840_interrupt_callback':
drivers/usb/serial/mos7840.c:604:14: warning:
variable 'st' set but not used [-Wunused-but-set-variable]
drivers/usb/serial/mos7840.c: In function 'mos7840_write':
drivers/usb/serial/mos7840.c:1303:17: warning:
variable 'data1' set but not used [-Wunused-but-set-variable]
drivers/usb/serial/mos7840.c:1700:11: warning:
variable 'iflag' set but not used [-Wunused-but-set-variable]
They are never used since introduction in commit 3f5429746d91 ("USB:
Moschip 7840 USB-Serial Driver")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial/mos7840.c')
-rw-r--r-- | drivers/usb/serial/mos7840.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 88828b4b8c44..bfbf75b36349 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -601,7 +601,7 @@ static void mos7840_interrupt_callback(struct urb *urb) struct usb_serial *serial; __u16 Data; unsigned char *data; - __u8 sp[5], st; + __u8 sp[5]; int i, rv = 0; __u16 wval, wreg = 0; int status = urb->status; @@ -644,7 +644,6 @@ static void mos7840_interrupt_callback(struct urb *urb) sp[1] = (__u8) data[1]; sp[2] = (__u8) data[2]; sp[3] = (__u8) data[3]; - st = (__u8) data[4]; for (i = 0; i < serial->num_ports; i++) { mos7840_port = mos7840_get_port_private(serial->port[i]); @@ -1300,7 +1299,6 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port, struct urb *urb; /* __u16 Data; */ const unsigned char *current_position = data; - unsigned char *data1; if (mos7840_port_paranoia_check(port, __func__)) return -1; @@ -1361,7 +1359,6 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port, mos7840_bulk_out_data_callback, mos7840_port); } - data1 = urb->transfer_buffer; dev_dbg(&port->dev, "bulkout endpoint is %d\n", port->bulk_out_endpointAddress); if (mos7840_port->has_led) @@ -1697,7 +1694,6 @@ static void mos7840_change_port_settings(struct tty_struct *tty, { int baud; unsigned cflag; - unsigned iflag; __u8 lData; __u8 lParity; __u8 lStop; @@ -1729,7 +1725,6 @@ static void mos7840_change_port_settings(struct tty_struct *tty, lParity = LCR_PAR_NONE; cflag = tty->termios.c_cflag; - iflag = tty->termios.c_iflag; /* Change the number of bits */ switch (cflag & CSIZE) { |