diff --git a/kernel/kmod.c b/kernel/kmod.c index 9fcb53a11f8..689d20f3930 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -143,6 +143,7 @@ struct subprocess_info { static int ____call_usermodehelper(void *data) { struct subprocess_info *sub_info = data; + enum umh_wait wait = sub_info->wait; int retval; BUG_ON(atomic_read(&sub_info->cred->usage) != 1); @@ -184,10 +185,14 @@ static int ____call_usermodehelper(void *data) */ set_user_nice(current, 0); + if (wait == UMH_WAIT_EXEC) + complete(sub_info->complete); + retval = kernel_execve(sub_info->path, sub_info->argv, sub_info->envp); /* Exec failed? */ - sub_info->retval = retval; + if (wait != UMH_WAIT_EXEC) + sub_info->retval = retval; do_exit(0); } @@ -266,16 +271,14 @@ static void __call_usermodehelper(struct work_struct *work) switch (wait) { case UMH_NO_WAIT: + case UMH_WAIT_EXEC: break; case UMH_WAIT_PROC: if (pid > 0) break; sub_info->retval = pid; - /* FALLTHROUGH */ - - case UMH_WAIT_EXEC: - complete(sub_info->complete); + break; } }