file->f_op is never NULL...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/sync.c b/fs/sync.c
index 905f3f6..6c0ca3b 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -177,7 +177,7 @@
  */
 int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync)
 {
-	if (!file->f_op || !file->f_op->fsync)
+	if (!file->f_op->fsync)
 		return -EINVAL;
 	return file->f_op->fsync(file, start, end, datasync);
 }