[PATCH] Mark struct super_operations const

This patch is inspired by Arjan's "Patch series to mark struct
file_operations and struct inode_operations const".

Compile tested with gcc & sparse.

Signed-off-by: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 63320d4..0ec42f6 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -45,7 +45,7 @@
 #include "fid.h"
 
 static void v9fs_clear_inode(struct inode *);
-static struct super_operations v9fs_super_ops;
+static const struct super_operations v9fs_super_ops;
 
 /**
  * v9fs_clear_inode - release an inode
@@ -263,7 +263,7 @@
 		v9fs_session_cancel(v9ses);
 }
 
-static struct super_operations v9fs_super_ops = {
+static const struct super_operations v9fs_super_ops = {
 	.statfs = simple_statfs,
 	.clear_inode = v9fs_clear_inode,
 	.show_options = v9fs_show_options,