diff --git a/[refs] b/[refs]
index 4fb7f497970f..fd317552bf8f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ac69e973ff0660e455f4ba1ddd4dcce4ae70ed1a
+refs/heads/master: 0a489cb3b6a7b277030cdbc97c2c65905db94536
diff --git a/trunk/fs/open.c b/trunk/fs/open.c
index c32c89d6d8db..8279c65d3bef 100644
--- a/trunk/fs/open.c
+++ b/trunk/fs/open.c
@@ -331,7 +331,9 @@ static long do_sys_ftruncate(unsigned int fd, loff_t length, int small)
 
 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length)
 {
-	return do_sys_ftruncate(fd, length, 1);
+	long ret = do_sys_ftruncate(fd, length, 1);
+	prevent_tail_call(ret);
+	return ret;
 }
 
 /* LFS versions of truncate are only needed on 32 bit machines */
@@ -343,7 +345,9 @@ asmlinkage long sys_truncate64(const char __user * path, loff_t length)
 
 asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length)
 {
-	return do_sys_ftruncate(fd, length, 0);
+	long ret = do_sys_ftruncate(fd, length, 0);
+	prevent_tail_call(ret);
+	return ret;
 }
 #endif