diff options
Diffstat (limited to 'lib/kobject_uevent.c')
| -rw-r--r-- | lib/kobject_uevent.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 318328ddbd1c..97a777ad4f59 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -118,6 +118,13 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, kset = top_kobj->kset; uevent_ops = kset->uevent_ops; + /* skip the event, if uevent_suppress is set*/ + if (kobj->uevent_suppress) { + pr_debug("kobject: '%s' (%p): %s: uevent_suppress " + "caused the event to drop!\n", + kobject_name(kobj), kobj, __func__); + return 0; + } /* skip the event, if the filter returns zero. */ if (uevent_ops && uevent_ops->filter) if (!uevent_ops->filter(kset, kobj)) { @@ -227,6 +234,9 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, NETLINK_CB(skb).dst_group = 1; retval = netlink_broadcast(uevent_sock, skb, 0, 1, GFP_KERNEL); + /* ENOBUFS should be handled in userspace */ + if (retval == -ENOBUFS) + retval = 0; } else retval = -ENOMEM; } @@ -248,7 +258,7 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, goto exit; retval = call_usermodehelper(argv[0], argv, - env->envp, UMH_WAIT_EXEC); + env->envp, UMH_NO_WAIT); } exit: |