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authorJames Morris <jmorris@namei.org>2009-09-22 16:43:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 07:39:29 -0700
commit88e9d34c727883d7d6f02cf1475b3ec98b8480c7 (patch)
tree475f544536d52739e0929e7727cab5124e855a06 /include/linux/nfsd
parentb7ed698cc9d556306a4088c238e2ea9311ea2cb3 (diff)
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>
Diffstat (limited to 'include/linux/nfsd')
-rw-r--r--include/linux/nfsd/nfsd.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index 03bbe9039104..510ffdd5020e 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -60,7 +60,7 @@ extern spinlock_t nfsd_drc_lock;
extern unsigned int nfsd_drc_max_mem;
extern unsigned int nfsd_drc_mem_used;
-extern struct seq_operations nfs_exports_op;
+extern const struct seq_operations nfs_exports_op;
/*
* Function prototypes.