1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 52bdf6fe46f2..a8455c9e79dd 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -631,13 +631,12 @@ static int option_startup(struct usb_serial *serial)
         /* Now setup per port private data */
         for (i = 0; i < serial->num_ports; i++) {
                 port = serial->port[i];
-                portdata = kmalloc(sizeof(*portdata), GFP_KERNEL);
+                portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
                 if (!portdata) {
                         dbg("%s: kmalloc for option_port_private (%d) failed!.",
                                         __FUNCTION__, i);
                         return (1);
                 }
-                memset(portdata, 0, sizeof(struct option_port_private));
 
                 usb_set_serial_port_data(port, portdata);