On Thu 2019-05-02 17:20:32, Greg Kroah-Hartman wrote: > [ Upstream commit 19b39a25388e71390e059906c979f87be4ef0c71 ] > > genlmsg_reply can fail, so propagate its return code
> diff --git a/drivers/net/ieee802154/mac802154_hwsim.c
> b/drivers/net/ieee802154/mac802154_hwsim.c
> index 624bff4d3636..f1ed1744801c 100644
> --- a/drivers/net/ieee802154/mac802154_hwsim.c
> +++ b/drivers/net/ieee802154/mac802154_hwsim.c
> @@ -332,7 +332,7 @@ static int hwsim_get_radio_nl(struct sk_buff *msg, struct
> genl_info *info)
> goto out_err;
> }
>
> - genlmsg_reply(skb, info);
> + res = genlmsg_reply(skb, info);
> break;
> }
How does the bug manifest for the user and is it severe enough?
Should this free the skb when it is signalling an error?
Pavel
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