Changeset 17105

Timestamp:

05/23/11 12:51:49 (2 years ago)

Author:

BrainSlayer

Message:

fix rules delete bug

File:

• src/linux/ar531x/linux-2.6.23/net/ipv4/netfilter/ip_tables.c (modified) (2 diffs)

src/linux/ar531x/linux-2.6.23/net/ipv4/netfilter/ip_tables.c

@@ -1017 +1017 @@
                 struct ipt_entry_match *m;
                 struct ipt_entry_target *t;
+                u8 flags;
 
                 e = (struct ipt_entry *)(loc_cpu_entry + off);
@@ -1023 +1024 @@
                                  &counters[num],
                                  sizeof(counters[num])) != 0) {
+                        ret = -EFAULT;
+                        goto free_counters;
+                }
+
+                flags = e->ip.flags & ~IPT_F_NO_DEF_MATCH;
+                if (copy_to_user(userptr + off
+                                 + offsetof(struct ipt_entry, ip.flags),
+                                 &flags, sizeof(flags)) !=0) {
                         ret = -EFAULT;
                         goto free_counters;