2 files changed, 4 insertions, 0 deletions

diff --git a/kernel/kmod.c b/kernel/kmod.c
index b6e5ca9c758a..1c317e386831 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -37,6 +37,7 @@
 #include <linux/notifier.h>
 #include <linux/suspend.h>
 #include <linux/rwsem.h>
+#include <linux/ptrace.h>
 #include <asm/uaccess.h>
 
 #include <trace/events/module.h>
@@ -221,6 +222,8 @@ static int ____call_usermodehelper(void *data)
         retval = kernel_execve(sub_info->path,
                                (const char *const *)sub_info->argv,
                                (const char *const *)sub_info->envp);
+        if (!retval)
+                return 0;
 
         /* Exec failed? */
 fail:
diff --git a/kernel/kthread.c b/kernel/kthread.c
index b579af57ea10..7ba65c1aa6b3 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -16,6 +16,7 @@
 #include <linux/mutex.h>
 #include <linux/slab.h>
 #include <linux/freezer.h>
+#include <linux/ptrace.h>
 #include <trace/events/sched.h>
 
 static DEFINE_SPINLOCK(kthread_create_lock);