diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index e658dd1..1b52956 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -329,7 +329,6 @@
 	if (!size)
 		return addr;
 
-	down_write(&current->mm->mmap_sem);
 	/*
 	* total_size is the size of the ELF (interpreter) image.
 	* The _first_ mmap needs to know the full size, otherwise
@@ -340,13 +339,12 @@
 	*/
 	if (total_size) {
 		total_size = ELF_PAGEALIGN(total_size);
-		map_addr = do_mmap(filep, addr, total_size, prot, type, off);
+		map_addr = vm_mmap(filep, addr, total_size, prot, type, off);
 		if (!BAD_ADDR(map_addr))
-			do_munmap(current->mm, map_addr+size, total_size-size);
+			vm_munmap(map_addr+size, total_size-size);
 	} else
-		map_addr = do_mmap(filep, addr, size, prot, type, off);
+		map_addr = vm_mmap(filep, addr, size, prot, type, off);
 
-	up_write(&current->mm->mmap_sem);
 	return(map_addr);
 }