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-rw-r--r--include/linux/netlink.h2
-rw-r--r--ipc/mqueue.c6
-rw-r--r--net/netlink/af_netlink.c10
3 files changed, 10 insertions, 8 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 83d8239f0cc..63af986b337 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -175,7 +175,7 @@ extern int netlink_unregister_notifier(struct notifier_block *nb);
/* finegrained unicast helpers: */
struct sock *netlink_getsockbyfilp(struct file *filp);
int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
- long timeo, struct sock *ssk);
+ long *timeo, struct sock *ssk);
void netlink_detachskb(struct sock *sk, struct sk_buff *skb);
int netlink_sendskb(struct sock *sk, struct sk_buff *skb, int protocol);
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 145d5a0d299..1c0de2c950f 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1014,6 +1014,8 @@ asmlinkage long sys_mq_notify(mqd_t mqdes,
return -EINVAL;
}
if (notification.sigev_notify == SIGEV_THREAD) {
+ long timeo;
+
/* create the notify skb */
nc = alloc_skb(NOTIFY_COOKIE_LEN, GFP_KERNEL);
ret = -ENOMEM;
@@ -1042,8 +1044,8 @@ retry:
goto out;
}
- ret = netlink_attachskb(sock, nc, 0,
- MAX_SCHEDULE_TIMEOUT, NULL);
+ timeo = MAX_SCHEDULE_TIMEOUT;
+ ret = netlink_attachskb(sock, nc, 0, &timeo, NULL);
if (ret == 1)
goto retry;
if (ret) {
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 5681ce3aebc..1a0fcc5bdd9 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -744,7 +744,7 @@ struct sock *netlink_getsockbyfilp(struct file *filp)
* 1: repeat lookup - reference dropped while waiting for socket memory.
*/
int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
- long timeo, struct sock *ssk)
+ long *timeo, struct sock *ssk)
{
struct netlink_sock *nlk;
@@ -753,7 +753,7 @@ int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
if (atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf ||
test_bit(0, &nlk->state)) {
DECLARE_WAITQUEUE(wait, current);
- if (!timeo) {
+ if (!*timeo) {
if (!ssk || nlk_sk(ssk)->pid == 0)
netlink_overrun(sk);
sock_put(sk);
@@ -767,7 +767,7 @@ int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
if ((atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf ||
test_bit(0, &nlk->state)) &&
!sock_flag(sk, SOCK_DEAD))
- timeo = schedule_timeout(timeo);
+ *timeo = schedule_timeout(*timeo);
__set_current_state(TASK_RUNNING);
remove_wait_queue(&nlk->wait, &wait);
@@ -775,7 +775,7 @@ int netlink_attachskb(struct sock *sk, struct sk_buff *skb, int nonblock,
if (signal_pending(current)) {
kfree_skb(skb);
- return sock_intr_errno(timeo);
+ return sock_intr_errno(*timeo);
}
return 1;
}
@@ -839,7 +839,7 @@ retry:
kfree_skb(skb);
return PTR_ERR(sk);
}
- err = netlink_attachskb(sk, skb, nonblock, timeo, ssk);
+ err = netlink_attachskb(sk, skb, nonblock, &timeo, ssk);
if (err == 1)
goto retry;
if (err)