diff options
| author | Jeff Garzik <jgarzik@pobox.com> | 2006-02-09 14:17:05 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2006-02-09 14:17:05 -0500 |
| commit | 70c07e02625ec46d0ffbfce1acef42d660803528 (patch) | |
| tree | f500f1a4f93e72747fb08b0eefabb167dcdc5db9 /lib/kobject.c | |
| parent | 5d1769ac3d0ea5ff3a286b097c21faaf6a9e6859 (diff) | |
| parent | 2746b8623abce815aaae7afc946b1b39f8436f5a (diff) | |
Merge branch 'viro'
Diffstat (limited to 'lib/kobject.c')
| -rw-r--r-- | lib/kobject.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/kobject.c b/lib/kobject.c index 7a0e6809490d..efe67fa96a71 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -72,6 +72,8 @@ static int get_kobj_path_length(struct kobject *kobj) * Add 1 to strlen for leading '/' of each level. */ do { + if (kobject_name(parent) == NULL) + return 0; length += strlen(kobject_name(parent)) + 1; parent = parent->parent; } while (parent); @@ -107,6 +109,8 @@ char *kobject_get_path(struct kobject *kobj, gfp_t gfp_mask) int len; len = get_kobj_path_length(kobj); + if (len == 0) + return NULL; path = kmalloc(len, gfp_mask); if (!path) return NULL; @@ -162,6 +166,11 @@ int kobject_add(struct kobject * kobj) return -ENOENT; if (!kobj->k_name) kobj->k_name = kobj->name; + if (!kobj->k_name) { + pr_debug("kobject attempted to be registered with no name!\n"); + WARN_ON(1); + return -EINVAL; + } parent = kobject_get(kobj->parent); pr_debug("kobject %s: registering. parent: %s, set: %s\n", |