diff options
Diffstat (limited to 'net/netlink')
| -rw-r--r-- | net/netlink/af_netlink.c | 2 | ||||
| -rw-r--r-- | net/netlink/attr.c | 11 |
2 files changed, 12 insertions, 1 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 1f15821..a3c8e69 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1713,7 +1713,7 @@ static int netlink_seq_show(struct seq_file *seq, void *v) return 0; } -static struct seq_operations netlink_seq_ops = { +static const struct seq_operations netlink_seq_ops = { .start = netlink_seq_start, .next = netlink_seq_next, .stop = netlink_seq_stop, diff --git a/net/netlink/attr.c b/net/netlink/attr.c index c591212..e4d7bed 100644 --- a/net/netlink/attr.c +++ b/net/netlink/attr.c @@ -72,6 +72,17 @@ static int validate_nla(struct nlattr *nla, int maxtype, return -ERANGE; break; + case NLA_NESTED_COMPAT: + if (attrlen < pt->len) + return -ERANGE; + if (attrlen < NLA_ALIGN(pt->len)) + break; + if (attrlen < NLA_ALIGN(pt->len) + NLA_HDRLEN) + return -ERANGE; + nla = nla_data(nla) + NLA_ALIGN(pt->len); + if (attrlen < NLA_ALIGN(pt->len) + NLA_HDRLEN + nla_len(nla)) + return -ERANGE; + break; default: if (pt->len) minlen = pt->len; |