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| author | Felix Fietkau <nbd@openwrt.org> | 2013-01-27 19:02:38 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2013-01-27 19:02:38 +0000 |
| commit | e5a9aebefab778f92594202005394ce58dce875b (patch) | |
| tree | e1431d2e6d6d6fa1448afa2adaee65eea0def45f /target/linux/generic/patches-3.7 | |
| parent | fb725311a716d481e9b8fd80ba5047a4d90c09e7 (diff) | |
| download | upstream-e5a9aebefab778f92594202005394ce58dce875b.tar.gz upstream-e5a9aebefab778f92594202005394ce58dce875b.tar.bz2 upstream-e5a9aebefab778f92594202005394ce58dce875b.zip | |
netfilter: add support for flushing conntrack via /proc
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35330 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.7')
| -rw-r--r-- | target/linux/generic/patches-3.7/604-netfilter_conntrack_flush.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.7/604-netfilter_conntrack_flush.patch b/target/linux/generic/patches-3.7/604-netfilter_conntrack_flush.patch new file mode 100644 index 0000000000..cbcd29ac39 --- /dev/null +++ b/target/linux/generic/patches-3.7/604-netfilter_conntrack_flush.patch @@ -0,0 +1,46 @@ +--- a/net/netfilter/nf_conntrack_standalone.c ++++ b/net/netfilter/nf_conntrack_standalone.c +@@ -267,10 +267,34 @@ static int ct_open(struct inode *inode, + sizeof(struct ct_iter_state)); + } + ++static int kill_all(struct nf_conn *i, void *data) ++{ ++ return 1; ++} ++ ++static ssize_t ct_file_write(struct file *file, const char __user *buf, ++ size_t count, loff_t *ppos) ++{ ++ struct seq_file *seq = file->private_data; ++ struct net *net = seq_file_net(seq); ++ ++ if (count) { ++ char c; ++ ++ if (get_user(c, buf)) ++ return -EFAULT; ++ ++ if (c == 'f') ++ nf_ct_iterate_cleanup(net, kill_all, NULL); ++ } ++ return count; ++} ++ + static const struct file_operations ct_file_ops = { + .owner = THIS_MODULE, + .open = ct_open, + .read = seq_read, ++ .write = ct_file_write, + .llseek = seq_lseek, + .release = seq_release_net, + }; +@@ -372,7 +396,7 @@ static int nf_conntrack_standalone_init_ + { + struct proc_dir_entry *pde; + +- pde = proc_net_fops_create(net, "nf_conntrack", 0440, &ct_file_ops); ++ pde = proc_net_fops_create(net, "nf_conntrack", 0660, &ct_file_ops); + if (!pde) + goto out_nf_conntrack; + |