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-rw-r--r--net/dcb/dcbnl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 712ca026040..d5074a56728 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -626,6 +626,9 @@ static int dcbnl_getapp(struct net_device *netdev, struct nlattr **tb,
dcb->cmd = DCB_CMD_GAPP;
app_nest = nla_nest_start(dcbnl_skb, DCB_ATTR_APP);
+ if (!app_nest)
+ goto out_cancel;
+
ret = nla_put_u8(dcbnl_skb, DCB_APP_ATTR_IDTYPE, idtype);
if (ret)
goto out_cancel;