seq_file: constify seq_operations

Make all seq_operations structs const, to help mitigate against
revectoring user-triggerable function pointers.

This is derived from the grsecurity patch, although generated from scratch
because it's simpler than extracting the changes from there.

Signed-off-by: James Morris <jmorris@namei.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Acked-by: Casey Schaufler <casey@schaufler-ca.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 4f19105f755c..24c3e21ab263 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -363,7 +363,7 @@ static void cciss_seq_stop(struct seq_file *seq, void *v)
         h->busy_configuring = 0;
 }
 
-static struct seq_operations cciss_seq_ops = {
+static const struct seq_operations cciss_seq_ops = {
         .start = cciss_seq_start,
         .show  = cciss_seq_show,
         .next  = cciss_seq_next,