atm: sk_wmem_alloc initial value is one

commit 2b85a34e911bf483c27cfdd124aeb1605145dc80
(net: No more expensive sock_hold()/sock_put() on each tx)
changed initial sk_wmem_alloc value.

This broke net/atm since this protocol assumed a null
initial value. This patch makes necessary changes.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 2 deletions

diff --git a/net/atm/ioctl.c b/net/atm/ioctl.c
index 76ed3c8d26e6..4da8892ced5f 100644
--- a/net/atm/ioctl.c
+++ b/net/atm/ioctl.c
@@ -63,8 +63,7 @@ static int do_vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg
                                 error =  -EINVAL;
                                 goto done;
                         }
-                        error = put_user(sk->sk_sndbuf -
-                                         atomic_read(&sk->sk_wmem_alloc),
+                        error = put_user(sk->sk_sndbuf - sk_wmem_alloc_get(sk),
                                          (int __user *) argp) ? -EFAULT : 0;
                         goto done;
                 case SIOCINQ: