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authorPatrick McHardy <kaber@trash.net>2007-11-07 02:42:09 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2007-11-07 04:15:12 -0800
commitc3d8d1e30cace31fed6186a4b8c6b1401836d89c (patch)
tree7122fccf27aa337438123071f3cb07999429de9e /ipc
parent230140cffa7feae90ad50bf259db1fa07674f3a7 (diff)
downloadlinux-linaro-stable-c3d8d1e30cace31fed6186a4b8c6b1401836d89c.tar.gz
[NETLINK]: Fix unicast timeouts
Commit ed6dcf4a in the history.git tree broke netlink_unicast timeouts by moving the schedule_timeout() call to a new function that doesn't propagate the remaining timeout back to the caller. This means on each retry we start with the full timeout again. ipc/mqueue.c seems to actually want to wait indefinitely so this behaviour is retained. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'ipc')
-rw-r--r--ipc/mqueue.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index bfa274ba9ed4..1e04cd464af9 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1010,6 +1010,8 @@ 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;
@@ -1038,8 +1040,8 @@ 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) {