diff --git a/include/linux/mm.h b/include/linux/mm.h
index e4a20206c3f397dc542f0660dae92d26c3391825..7ee7214f17beea5fee71fbb551c18e52890e809e 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2448,9 +2448,10 @@ extern int do_mm_populate(struct mm_struct *mm, unsigned long addr, unsigned lon
 			  int ignore_errors);
 #else
 static inline void mm_populate(unsigned long addr, unsigned long len) {}
-int do_mm_populate(struct mm_struct *mm, unsigned long addr, unsigned long len,
-		   int ignore_errors)
+static inline int do_mm_populate(struct mm_struct *mm, unsigned long addr,
+				 unsigned long len, int ignore_errors)
 {
+	return -EPERM;
 }
 #endif