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ieee802154: fix error return code in ieee802154_llsec_getparams()

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[ Upstream commit 373e864cf52403b0974c2f23ca8faf9104234555 ]

Fix to return negative error code -ENOBUFS from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 3e9c156e2c ("ieee802154: add netlink interfaces for llsec")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20210519141614.3040055-1-weiyongjun1@huawei.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Wei Yongjun 2021-05-19 14:16:14 +00:00 committed by Greg Kroah-Hartman
parent 2a0ba0125c
commit e513d88962
1 changed files with 3 additions and 1 deletions
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4
net/ieee802154/nl-mac.c
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@ -680,8 +680,10 @@ int ieee802154_llsec_getparams(struct sk_buff *skb, struct genl_info *info)
nla_put_u8(msg, IEEE802154_ATTR_LLSEC_SECLEVEL, params.out_level) ||
nla_put_u32(msg, IEEE802154_ATTR_LLSEC_FRAME_COUNTER,
be32_to_cpu(params.frame_counter)) ||
ieee802154_llsec_fill_key_id(msg, &params.out_key))
ieee802154_llsec_fill_key_id(msg, &params.out_key)) {
rc = -ENOBUFS;
goto out_free;
}
dev_put(dev);