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 76691a07a2e0..fe31df8dc804 100644 --- a/net/ieee802154/nl-mac.c +++ b/net/ieee802154/nl-mac.c @@ -685,8 +685,10 @@ 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);