Messages in this thread Patch in this message | | | From | Milan Broz <> | Subject | [PATCH] kobj_uevent: Ignore if some listeners cannot handle message | Date | Mon, 22 Aug 2011 15:51:34 +0200 |
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kobject_uevent() uses a multicast socket and should ignore if one of listeners cannot handle messages or nobody is listening at all.
Easily reproducible when a process in system is cloned with CLONE_NEWNET flag.
(See also http://article.gmane.org/gmane.linux.kernel.device-mapper.dm-crypt/5256)
Signed-off-by: Milan Broz <mbroz@redhat.com> --- lib/kobject_uevent.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 70af0a7..ad72a03 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -282,7 +282,7 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, kobj_bcast_filter, kobj); /* ENOBUFS should be handled in userspace */ - if (retval == -ENOBUFS) + if (retval == -ENOBUFS || retval == -ESRCH) retval = 0; } else retval = -ENOMEM; -- 1.7.6
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