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authorJames Morris <jmorris@namei.org>2009-09-23 03:43:43 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 18:39:29 +0400
commit88e9d34c727883d7d6f02cf1475b3ec98b8480c7 (patch)
tree475f544536d52739e0929e7727cab5124e855a06 /drivers/char/tpm/tpm_bios.c
parentb7ed698cc9d556306a4088c238e2ea9311ea2cb3 (diff)
downloadlinux-88e9d34c727883d7d6f02cf1475b3ec98b8480c7.tar.xz
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 'drivers/char/tpm/tpm_bios.c')
-rw-r--r--drivers/char/tpm/tpm_bios.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 0c2f55a38b95..bf2170fb1cdd 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -343,14 +343,14 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
return 0;
}
-static struct seq_operations tpm_ascii_b_measurments_seqops = {
+static const struct seq_operations tpm_ascii_b_measurments_seqops = {
.start = tpm_bios_measurements_start,
.next = tpm_bios_measurements_next,
.stop = tpm_bios_measurements_stop,
.show = tpm_ascii_bios_measurements_show,
};
-static struct seq_operations tpm_binary_b_measurments_seqops = {
+static const struct seq_operations tpm_binary_b_measurments_seqops = {
.start = tpm_bios_measurements_start,
.next = tpm_bios_measurements_next,
.stop = tpm_bios_measurements_stop,