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Diffstat (limited to 'net/ethtool/netlink.c')
-rw-r--r--net/ethtool/netlink.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
index d5e77f1cbbfa..f4e41a6e0163 100644
--- a/net/ethtool/netlink.c
+++ b/net/ethtool/netlink.c
@@ -361,6 +361,9 @@ static int ethnl_default_doit(struct sk_buff *skb, struct genl_info *info)
ops = ethnl_default_requests[cmd];
if (WARN_ONCE(!ops, "cmd %u has no ethnl_request_ops\n", cmd))
return -EOPNOTSUPP;
+ if (GENL_REQ_ATTR_CHECK(info, ops->hdr_attr))
+ return -EINVAL;
+
req_info = kzalloc(ops->req_info_size, GFP_KERNEL);
if (!req_info)
return -ENOMEM;