diff options
Diffstat (limited to 'include/net/netfilter/nf_conntrack_labels.h')
| -rw-r--r-- | include/net/netfilter/nf_conntrack_labels.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/net/netfilter/nf_conntrack_labels.h b/include/net/netfilter/nf_conntrack_labels.h index c985695283b3..dec6336bf850 100644 --- a/include/net/netfilter/nf_conntrack_labels.h +++ b/include/net/netfilter/nf_conntrack_labels.h @@ -7,6 +7,8 @@ #include <uapi/linux/netfilter/xt_connlabel.h> +#define NF_CT_LABELS_MAX_SIZE ((XT_CONNLABEL_MAXBIT + 1) / BITS_PER_BYTE) + struct nf_conn_labels { u8 words; unsigned long bits[]; @@ -29,7 +31,7 @@ static inline struct nf_conn_labels *nf_ct_labels_ext_add(struct nf_conn *ct) u8 words; words = ACCESS_ONCE(net->ct.label_words); - if (words == 0 || WARN_ON_ONCE(words > 8)) + if (words == 0) return NULL; cl_ext = nf_ct_ext_add_length(ct, NF_CT_EXT_LABELS, |