usb: gadget: f_phonet: fix memory allocation sizes

Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index d6b48714d899..96fb118355b0 100644
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -569,9 +569,10 @@ static struct net_device *dev;
 int __init phonet_bind_config(struct usb_configuration *c)
 {
         struct f_phonet *fp;
-        int err;
+        int err, size;
 
-        fp = kzalloc(sizeof(*fp), GFP_KERNEL);
+        size = sizeof(*fp) + (phonet_rxq_size * sizeof(struct usb_request *));
+        fp = kzalloc(size, GFP_KERNEL);
         if (!fp)
                 return -ENOMEM;
 
@@ -596,9 +597,7 @@ int __init gphonet_setup(struct usb_gadget *gadget)
 
         /* Create net device */
         BUG_ON(dev);
-        dev = alloc_netdev(sizeof(*port)
-                + (phonet_rxq_size * sizeof(struct usb_request *)),
-                                "upnlink%d", pn_net_setup);
+        dev = alloc_netdev(sizeof(*port), "upnlink%d", pn_net_setup);
         if (!dev)
                 return -ENOMEM;