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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 | 8193bbe59a74d34d6a26d4a8cb857b1952905314 (patch) | |
| tree | ea7319fb6ab7501c5401ce677b86142b1cf22d00 /target/linux/generic/patches-3.3 | |
| parent | 156a6e799914faefbf9935d9eb5309b2283d2e23 (diff) | |
| download | upstream-8193bbe59a74d34d6a26d4a8cb857b1952905314.tar.gz upstream-8193bbe59a74d34d6a26d4a8cb857b1952905314.tar.bz2 upstream-8193bbe59a74d34d6a26d4a8cb857b1952905314.zip | |
netfilter: add support for flushing conntrack via /proc
SVN-Revision: 35330
Diffstat (limited to 'target/linux/generic/patches-3.3')
| -rw-r--r-- | target/linux/generic/patches-3.3/604-netfilter_conntrack_flush.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.3/604-netfilter_conntrack_flush.patch b/target/linux/generic/patches-3.3/604-netfilter_conntrack_flush.patch new file mode 100644 index 0000000000..cbcd29ac39 --- /dev/null +++ b/target/linux/generic/patches-3.3/604-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; + |