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-rw-r--r--net/tipc/netlink_compat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index b90786ca1d21..4ad3586da8f0 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -1256,7 +1256,7 @@ static int tipc_nl_compat_recv(struct sk_buff *skb, struct genl_info *info)
}
len = nlmsg_attrlen(req_nlh, GENL_HDRLEN + TIPC_GENL_HDRLEN);
- if (len && !TLV_OK(msg.req, len)) {
+ if (!len || !TLV_OK(msg.req, len)) {
msg.rep = tipc_get_err_tlv(TIPC_CFG_NOT_SUPPORTED);
err = -EOPNOTSUPP;
goto send;