[EBTABLES]: Clean ebt_register_table() up.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index f0d9ffd..00a8970 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1156,38 +1156,47 @@
{
struct ebt_table_info *newinfo;
struct ebt_table *t;
+ struct ebt_replace *repl;
int ret, i, countersize;
+ void *p;
- if (!table || !table->table ||!table->table->entries ||
- table->table->entries_size == 0 ||
- table->table->counters || table->private) {
+ if (!table || !(repl = table->table) || !repl->entries ||
+ repl->entries_size == 0 ||
+ repl->counters || table->private) {
BUGPRINT("Bad table data for ebt_register_table!!!\n");
return -EINVAL;
}
- countersize = COUNTER_OFFSET(table->table->nentries) *
+ countersize = COUNTER_OFFSET(repl->nentries) *
(highest_possible_processor_id()+1);
newinfo = vmalloc(sizeof(*newinfo) + countersize);
ret = -ENOMEM;
if (!newinfo)
return -ENOMEM;
- newinfo->entries = vmalloc(table->table->entries_size);
- if (!(newinfo->entries))
+ p = vmalloc(repl->entries_size);
+ if (!p)
goto free_newinfo;
- memcpy(newinfo->entries, table->table->entries,
- table->table->entries_size);
+ memcpy(p, repl->entries, repl->entries_size);
+ newinfo->entries = p;
+
+ newinfo->entries_size = repl->entries_size;
+ newinfo->nentries = repl->nentries;
if (countersize)
memset(newinfo->counters, 0, countersize);
/* fill in newinfo and parse the entries */
newinfo->chainstack = NULL;
- ret = ebt_verify_pointers(table->table, newinfo);
- if (ret != 0)
- goto free_chainstack;
- ret = translate_table(table->table->name, newinfo);
+ for (i = 0; i < NF_BR_NUMHOOKS; i++) {
+ if ((repl->valid_hooks & (1 << i)) == 0)
+ newinfo->hook_entry[i] = NULL;
+ else
+ newinfo->hook_entry[i] = p +
+ ((char *)repl->hook_entry[i] - repl->entries);
+ }
+ ret = translate_table(repl->name, newinfo);
if (ret != 0) {
BUGPRINT("Translate_table failed\n");
goto free_chainstack;