diff options
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index b78fc1e68264..dd40d78a023d 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -180,10 +180,12 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj, char **envp, const char *path; path = kobject_get_path(&parent->kobj, GFP_KERNEL); - add_uevent_var(envp, num_envp, &i, - buffer, buffer_size, &length, - "PHYSDEVPATH=%s", path); - kfree(path); + if (path) { + add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "PHYSDEVPATH=%s", path); + kfree(path); + } add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length, |