1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index de5c16c6b6ec..068ffe007529 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -431,6 +431,7 @@ void mmput(struct mm_struct *mm)
         if (atomic_dec_and_test(&mm->mm_users)) {
                 exit_aio(mm);
                 exit_mmap(mm);
+                set_mm_exe_file(mm, NULL);
                 if (!list_empty(&mm->mmlist)) {
                         spin_lock(&mmlist_lock);
                         list_del(&mm->mmlist);
@@ -543,6 +544,8 @@ struct mm_struct *dup_mm(struct task_struct *tsk)
         if (init_new_context(tsk, mm))
                 goto fail_nocontext;
 
+        dup_mm_exe_file(oldmm, mm);
+
         err = dup_mmap(mm, oldmm);
         if (err)
                 goto free_pt;