netfilter: nf_conntrack: reserve two bytes for nf_ct_ext->len

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / net / netfilter / nf_conntrack_extend.h

diff --git a/include/net/netfilter/nf_conntrack_extend.h b/include/net/netfilter/nf_conntrack_extend.h
index 977bc8a46444d12b960fd3646969a2e96ce064dd..86dd7dd3d6173b1a66afebb2f58f1f41bf492d00 100644 (file)
--- a/include/net/netfilter/nf_conntrack_extend.h
+++ b/include/net/netfilter/nf_conntrack_extend.h
@@ -41,8 +41,8 @@ enum nf_ct_ext_id {
 /* Extensions: optional stuff which isn't permanently in struct. */
 struct nf_ct_ext {
        struct rcu_head rcu;
-       u8 offset[NF_CT_EXT_NUM];
-       u8 len;
+       u16 offset[NF_CT_EXT_NUM];
+       u16 len;
        char data[0];
 };
 
@@ -80,7 +80,7 @@ static inline void nf_ct_ext_destroy(struct nf_conn *ct)
 static inline void nf_ct_ext_free(struct nf_conn *ct)
 {
        if (ct->ext)
-               kfree(ct->ext);
+               kfree_rcu(ct->ext, rcu);
 }
 
 /* Add this type, returns pointer to data or NULL. */