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| author |   Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-04-26 09:14:47 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-04-26 09:14:47 +0300 |
| commit | 9bf9d47a29afbf7a43eae74a988a4aefe88ccbfd (patch) | |
| tree | 966b838e2190a7d6868cda5f4eee6d0f490da27c /lib/kobject.c | |
| parent | video: vt8500: fix Kconfig for videomode (diff) | |
| parent | fbdev: fix check for fb_mmap's mmio availability (diff) | |
| download | wireguard-linux-9bf9d47a29afbf7a43eae74a988a4aefe88ccbfd.tar.xz wireguard-linux-9bf9d47a29afbf7a43eae74a988a4aefe88ccbfd.zip | |
Merge branch '3.10/fb-mmap' into for-next
Merge topic branch to get vm_iomap_memory into use.
Conflicts:
drivers/video/fbmon.c
Diffstat (limited to 'lib/kobject.c')
| -rw-r--r-- | lib/kobject.c | 9 |
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; } } |