[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>

fs/efs/super.c

diff --git a/fs/efs/super.c b/fs/efs/super.c
index dfebf21..c2235e4 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -105,7 +105,7 @@
 	return 0;
 }
 
-static struct super_operations efs_superblock_operations = {
+static const struct super_operations efs_superblock_operations = {
 	.alloc_inode	= efs_alloc_inode,
 	.destroy_inode	= efs_destroy_inode,
 	.read_inode	= efs_read_inode,