ieee802154: missing put_dev() on error

We should call put_dev() on the error path here.

Fixes: 3e9c156e2c21 ('ieee802154: add netlink interfaces for llsec')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c
index 5617b4c..a3281b8 100644 (file)
--- a/net/ieee802154/nl-mac.c
+++ b/net/ieee802154/nl-mac.c
@@ -832,8 +832,10 @@ int ieee802154_llsec_getparams(struct sk_buff *skb, struct genl_info *info)
                return -ENODEV;
 
        ops = ieee802154_mlme_ops(dev);
-       if (!ops->llsec)
-               return -EOPNOTSUPP;
+       if (!ops->llsec) {
+               rc = -EOPNOTSUPP;
+               goto out_dev;
+       }
 
        msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
        if (!msg)