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authorEric Dumazet <eric.dumazet@gmail.com>2009-06-17 19:05:41 -0700
committerDavid S. Miller <davem@davemloft.net>2009-06-18 00:29:12 -0700
commit31e6d363abcd0d05766c82f1a9c905a4c974a199 (patch)
treef2b5c46354d95f91e743ae748b8add0de8bffd17 /net/appletalk/ddp.c
parentd3b238a03efd6d644ff93c8b10a1d38a596f2e34 (diff)
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/appletalk/ddp.c')
-rw-r--r--net/appletalk/ddp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index f7a53b219ef..590b8396362 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1748,8 +1748,7 @@ static int atalk_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
switch (cmd) {
/* Protocol layer */
case TIOCOUTQ: {
- long amount = sk->sk_sndbuf -
- atomic_read(&sk->sk_wmem_alloc);
+ long amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk);
if (amount < 0)
amount = 0;