| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 21/78] ieee802154: fix error return code in ieee802154_llsec_getparams() | Date | Tue, 8 Jun 2021 20:26:50 +0200 |
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From: Wei Yongjun <weiyongjun1@huawei.com>
[ 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: 3e9c156e2c21 ("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> --- net/ieee802154/nl-mac.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c index d19c40c684e8..71be75112321 100644 --- a/net/ieee802154/nl-mac.c +++ b/net/ieee802154/nl-mac.c @@ -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, ¶ms.out_key)) + ieee802154_llsec_fill_key_id(msg, ¶ms.out_key)) { + rc = -ENOBUFS; goto out_free; + } dev_put(dev); -- 2.30.2
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