From 1ac93a30398774e084c12e25b3a74285ee4dba90 Mon Sep 17 00:00:00 2001 From: Julia Lawall Date: Thu, 13 May 2010 22:00:40 +0200 Subject: [PATCH] USB: io_edgeport: Use kzalloc Use kzalloc rather than the combination of kmalloc and memset. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x,size,flags; statement S; @@ -x = kmalloc(size,flags); +x = kzalloc(size,flags); if (x == NULL) S -memset(x, 0, size); // Signed-off-by: Julia Lawall Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/io_edgeport.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 3ef8df0ef88..76e6fb3aab7 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -3020,7 +3020,7 @@ static int edge_startup(struct usb_serial *serial) /* set up our port private structures */ for (i = 0; i < serial->num_ports; ++i) { - edge_port = kmalloc(sizeof(struct edgeport_port), GFP_KERNEL); + edge_port = kzalloc(sizeof(struct edgeport_port), GFP_KERNEL); if (edge_port == NULL) { dev_err(&serial->dev->dev, "%s - Out of memory\n", __func__); @@ -3033,7 +3033,6 @@ static int edge_startup(struct usb_serial *serial) kfree(edge_serial); return -ENOMEM; } - memset(edge_port, 0, sizeof(struct edgeport_port)); spin_lock_init(&edge_port->ep_lock); edge_port->port = serial->port[i]; usb_set_serial_port_data(serial->port[i], edge_port); -- 2.20.1