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authorEric Dumazet <eric.dumazet@gmail.com>2009-06-18 06:05:41 +0400
committerDavid S. Miller <davem@davemloft.net>2009-06-18 11:29:12 +0400
commit31e6d363abcd0d05766c82f1a9c905a4c974a199 (patch)
treef2b5c46354d95f91e743ae748b8add0de8bffd17 /net/decnet
parentd3b238a03efd6d644ff93c8b10a1d38a596f2e34 (diff)
downloadlinux-31e6d363abcd0d05766c82f1a9c905a4c974a199.tar.xz
net: correct off-by-one write allocations reports
commit 2b85a34e911bf483c27cfdd124aeb1605145dc80 (net: No more expensive sock_hold()/sock_put() on each tx) changed initial sk_wmem_alloc value. We need to take into account this offset when reporting sk_wmem_alloc to user, in PROC_FS files or various ioctls (SIOCOUTQ/TIOCOUTQ) Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/af_decnet.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index a5e3a593e472..d351b8db0df5 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1240,7 +1240,7 @@ static int dn_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return val;
case TIOCOUTQ:
- amount = sk->sk_sndbuf - atomic_read(&sk->sk_wmem_alloc);
+ amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk);
if (amount < 0)
amount = 0;
err = put_user(amount, (int __user *)arg);