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seq_file: constify seq_operations

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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 <[email protected]>
Acked-by: Serge Hallyn <[email protected]>
Acked-by: Casey Schaufler <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
James Morris 2009-09-22 16:43:43 -07:00 • committed by Linus Torvalds
commit 88e9d34c72
26 changed files with 49 additions and 49 deletions
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4
fs/jbd2/journal.c
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@ -768,7 +768,7 @@ static void jbd2_seq_history_stop(struct seq_file *seq, void *v)
{
}
static struct seq_operations jbd2_seq_history_ops = {
static const struct seq_operations jbd2_seq_history_ops = {
.start = jbd2_seq_history_start,
.next = jbd2_seq_history_next,
.stop = jbd2_seq_history_stop,
@ -872,7 +872,7 @@ static void jbd2_seq_info_stop(struct seq_file *seq, void *v)
{
}
static struct seq_operations jbd2_seq_info_ops = {
static const struct seq_operations jbd2_seq_info_ops = {
.start = jbd2_seq_info_start,
.next = jbd2_seq_info_next,
.stop = jbd2_seq_info_stop,