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authorMatt Fleming <matt.fleming@intel.com>2013-04-30 11:30:24 +0100
committerMatt Fleming <matt.fleming@intel.com>2013-04-30 11:42:13 +0100
commita614e1923d5389d01f3545ee4a90e39a04d0c90d (patch)
treee8e32dba12a66ffd26d78f015a142ac28e19ad8e /lib/kobject.c
parentf53f292eeaa234615c31a1306babe703fc4263f2 (diff)
parentc1be5a5b1b355d40e6cf79cc979eb66dafa24ad1 (diff)
downloadlinux-a614e1923d5389d01f3545ee4a90e39a04d0c90d.tar.gz
Merge tag 'v3.9' into efi-for-tip2
Resolve conflicts for Ingo. Conflicts: drivers/firmware/Kconfig drivers/firmware/efivars.c Signed-off-by: Matt Fleming <matt.fleming@intel.com>
Diffstat (limited to 'lib/kobject.c')
-rw-r--r--lib/kobject.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/kobject.c b/lib/kobject.c
index e07ee1fcd6f1..a65486613d79 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -529,6 +529,13 @@ struct kobject *kobject_get(struct kobject *kobj)
return kobj;
}
+static struct kobject *kobject_get_unless_zero(struct kobject *kobj)
+{
+ if (!kref_get_unless_zero(&kobj->kref))
+ kobj = NULL;
+ return kobj;
+}
+
/*
* kobject_cleanup - free kobject resources.
* @kobj: object to cleanup
@@ -751,7 +758,7 @@ struct kobject *kset_find_obj(struct kset *kset, const char *name)
list_for_each_entry(k, &kset->list, entry) {
if (kobject_name(k) && !strcmp(kobject_name(k), name)) {
- ret = kobject_get(k);
+ ret = kobject_get_unless_zero(k);
break;
}
}