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| author | David S. Miller <davem@davemloft.net> | 2012-04-01 20:48:13 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-02 04:33:44 -0400 |
| commit | 2809cec5b52b2d02fa0d7dab6e146abfc93c5b86 (patch) | |
| tree | 2ece27cce40a138aaad94de47b354db5c1e562f3 /net/caif | |
| parent | 14ad6647f3c919b4ee987e2058fbc6c10f29bb53 (diff) | |
| download | lwn-2809cec5b52b2d02fa0d7dab6e146abfc93c5b86.tar.gz lwn-2809cec5b52b2d02fa0d7dab6e146abfc93c5b86.zip | |
caif: Stop using NLA_PUT*().
These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/caif')
| -rw-r--r-- | net/caif/chnl_net.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c index 20618dd3088b..93e9c6dc9ddf 100644 --- a/net/caif/chnl_net.c +++ b/net/caif/chnl_net.c @@ -421,14 +421,14 @@ static int ipcaif_fill_info(struct sk_buff *skb, const struct net_device *dev) struct chnl_net *priv; u8 loop; priv = netdev_priv(dev); - NLA_PUT_U32(skb, IFLA_CAIF_IPV4_CONNID, - priv->conn_req.sockaddr.u.dgm.connection_id); - NLA_PUT_U32(skb, IFLA_CAIF_IPV6_CONNID, - priv->conn_req.sockaddr.u.dgm.connection_id); + if (nla_put_u32(skb, IFLA_CAIF_IPV4_CONNID, + priv->conn_req.sockaddr.u.dgm.connection_id) || + nla_put_u32(skb, IFLA_CAIF_IPV6_CONNID, + priv->conn_req.sockaddr.u.dgm.connection_id)) + goto nla_put_failure; loop = priv->conn_req.protocol == CAIFPROTO_DATAGRAM_LOOP; - NLA_PUT_U8(skb, IFLA_CAIF_LOOPBACK, loop); - - + if (nla_put_u8(skb, IFLA_CAIF_LOOPBACK, loop)) + goto nla_put_failure; return 0; nla_put_failure: return -EMSGSIZE; |