diff --git a/kernel/kmod.c b/kernel/kmod.c index c6a4f8aebeba..bb7df2a28bd7 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -451,13 +451,11 @@ int call_usermodehelper_exec(struct subprocess_info *sub_info, enum umh_wait wait) { DECLARE_COMPLETION_ONSTACK(done); - int retval; + int retval = 0; helper_lock(); - if (sub_info->path[0] == '\0') { - retval = 0; + if (sub_info->path[0] == '\0') goto out; - } if (!khelper_wq || usermodehelper_disabled) { retval = -EBUSY; @@ -468,13 +466,14 @@ int call_usermodehelper_exec(struct subprocess_info *sub_info, sub_info->wait = wait; queue_work(khelper_wq, &sub_info->work); - if (wait == UMH_NO_WAIT) /* task has freed sub_info */ - return 0; + if (wait == UMH_NO_WAIT) /* task has freed sub_info */ + goto unlock; wait_for_completion(&done); retval = sub_info->retval; - out: +out: call_usermodehelper_freeinfo(sub_info); +unlock: helper_unlock(); return retval; }