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@xxxxxxxxxx> --- 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 -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
