1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index c2dba82eb5f7..672b08e694d0 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -327,7 +327,10 @@ static void mmap_mem_close(struct vm_area_struct *vma)
 
 static struct vm_operations_struct mmap_mem_ops = {
         .open  = mmap_mem_open,
-        .close = mmap_mem_close
+        .close = mmap_mem_close,
+#ifdef CONFIG_HAVE_IOREMAP_PROT
+        .access = generic_access_phys
+#endif
 };
 
 static int mmap_mem(struct file * file, struct vm_area_struct * vma)