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authorIngo Molnar <mingo@elte.hu>2009-03-28 23:34:14 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-28 23:34:14 +0100
commit38a6ed3ed8e108b662f4016a1ebf068dcf4c1ef4 (patch)
treea83d5e4e86edf6cb2de22db6f2ff2274753a2bab /lib/kobject_uevent.c
parentf2d28a2ebcb525a6ec7e2152106ddb385ef52b73 (diff)
parent7c730ccdc1188b97f5c8cb690906242c7ed75c22 (diff)
Merge branch 'linus' into core/printk
Diffstat (limited to 'lib/kobject_uevent.c')
-rw-r--r--lib/kobject_uevent.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index 318328ddbd1..97a777ad4f5 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: