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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 /security
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 'security')
-rw-r--r--security/integrity/ima/ima_fs.c4
-rw-r--r--security/smack/smackfs.c6
2 files changed, 5 insertions, 5 deletions
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index 6bfc7eaebfd..8e9777b7640 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -146,7 +146,7 @@ static int ima_measurements_show(struct seq_file *m, void *v)
return 0;
}
-static struct seq_operations ima_measurments_seqops = {
+static const struct seq_operations ima_measurments_seqops = {
.start = ima_measurements_start,
.next = ima_measurements_next,
.stop = ima_measurements_stop,
@@ -221,7 +221,7 @@ static int ima_ascii_measurements_show(struct seq_file *m, void *v)
return 0;
}
-static struct seq_operations ima_ascii_measurements_seqops = {
+static const struct seq_operations ima_ascii_measurements_seqops = {
.start = ima_measurements_start,
.next = ima_measurements_next,
.stop = ima_measurements_stop,
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index f83a8098072..aeead758509 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -187,7 +187,7 @@ static void load_seq_stop(struct seq_file *s, void *v)
/* No-op */
}
-static struct seq_operations load_seq_ops = {
+static const struct seq_operations load_seq_ops = {
.start = load_seq_start,
.next = load_seq_next,
.show = load_seq_show,
@@ -503,7 +503,7 @@ static void cipso_seq_stop(struct seq_file *s, void *v)
/* No-op */
}
-static struct seq_operations cipso_seq_ops = {
+static const struct seq_operations cipso_seq_ops = {
.start = cipso_seq_start,
.stop = cipso_seq_stop,
.next = cipso_seq_next,
@@ -697,7 +697,7 @@ static void netlbladdr_seq_stop(struct seq_file *s, void *v)
/* No-op */
}
-static struct seq_operations netlbladdr_seq_ops = {
+static const struct seq_operations netlbladdr_seq_ops = {
.start = netlbladdr_seq_start,
.stop = netlbladdr_seq_stop,
.next = netlbladdr_seq_next,