diff --git a/kernel/fork.c b/kernel/fork.c
index 01ccc610991855144fafff82340ffc0af5c02bba..b6dd0bbf4240d7acec4af16c57e5d4f9cb330e8d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -805,9 +805,6 @@ static struct mm_struct *dup_mm(struct task_struct *tsk)
 	struct mm_struct *mm, *oldmm = current->mm;
 	int err;
 
-	if (!oldmm)
-		return NULL;
-
 	mm = allocate_mm();
 	if (!mm)
 		goto fail_nomem;