diff options
| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-08 14:00:11 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-08 14:00:11 -0800 |
| commit | 8111e4ecf9373f6d76504416b0e76b18372f3598 (patch) | |
| tree | a936712836b3e6cfa401989cc32e86e99180100d /drivers/usb | |
| parent | USB: serial: metro-usb: remove function header comments (diff) | |
| download | linux-dev-8111e4ecf9373f6d76504416b0e76b18372f3598.tar.xz linux-dev-8111e4ecf9373f6d76504416b0e76b18372f3598.zip | |
USB: serial: metro-usb: remove unneeded cast and function call
We should use kzalloc() instead of kmalloc() and memset(), and remove an
unneeded void * cast as well.
Cc: Aleksey Babahin <tamerlan311@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/serial/metro-usb.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c index e968d3396813..6b7d2779148c 100644 --- a/drivers/usb/serial/metro-usb.c +++ b/drivers/usb/serial/metro-usb.c @@ -58,7 +58,7 @@ static bool debug; static void metrousb_read_int_callback(struct urb *urb) { - struct usb_serial_port *port = (struct usb_serial_port *)urb->context; + struct usb_serial_port *port = urb->context; struct metrousb_private *metro_priv = usb_get_serial_port_data(port); struct tty_struct *tty; unsigned char *data = urb->transfer_buffer; @@ -253,13 +253,10 @@ static int metrousb_startup(struct usb_serial *serial) port = serial->port[i]; /* Declare memory. */ - metro_priv = kmalloc(sizeof(struct metrousb_private), GFP_KERNEL); + metro_priv = kzalloc(sizeof(struct metrousb_private), GFP_KERNEL); if (!metro_priv) return -ENOMEM; - /* Clear memory. */ - memset(metro_priv, 0x00, sizeof(struct metrousb_private)); - /* Initialize memory. */ spin_lock_init(&metro_priv->lock); usb_set_serial_port_data(port, metro_priv); |