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authorJan Engelhardt <jengelh@medozas.de>2009-08-24 14:56:30 +0200
committerPatrick McHardy <kaber@trash.net>2009-08-24 14:56:30 +0200
commit35aad0ffdf548617940ca1e78be1f2e0bafc4496 (patch)
tree1cab1705197cd247a5b5809e768e89f630c8460e /net/netfilter
parentdc05a564ab1b3a1957927da50912964b61f7da69 (diff)
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netfilter: xtables: mark initial tables constant
The inputted table is never modified, so should be considered const. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/x_tables.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 025d1a0..a6ac83a 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -736,16 +736,17 @@ xt_replace_table(struct xt_table *table,
}
EXPORT_SYMBOL_GPL(xt_replace_table);
-struct xt_table *xt_register_table(struct net *net, struct xt_table *table,
+struct xt_table *xt_register_table(struct net *net,
+ const struct xt_table *input_table,
struct xt_table_info *bootstrap,
struct xt_table_info *newinfo)
{
int ret;
struct xt_table_info *private;
- struct xt_table *t;
+ struct xt_table *t, *table;
/* Don't add one object to multiple lists. */
- table = kmemdup(table, sizeof(struct xt_table), GFP_KERNEL);
+ table = kmemdup(input_table, sizeof(struct xt_table), GFP_KERNEL);
if (!table) {
ret = -ENOMEM;
goto out;