From: Zhen Lei thunder.leizhen@huawei.com
[ Upstream commit 79c6b8ed30e54b401c873dbad2511f2a1c525fd5 ]
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function.
Fixes: be51da0f3e34 ("ieee802154: Stop using NLA_PUT*().") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Zhen Lei thunder.leizhen@huawei.com Link: https://lore.kernel.org/r/20210508062517.2574-1-thunder.leizhen@huawei.com Signed-off-by: Stefan Schmidt stefan@datenfreihafen.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/ieee802154/nl-phy.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c index 2cdc7e63fe17..88215b5c93aa 100644 --- a/net/ieee802154/nl-phy.c +++ b/net/ieee802154/nl-phy.c @@ -241,8 +241,10 @@ int ieee802154_add_iface(struct sk_buff *skb, struct genl_info *info) }
if (nla_put_string(msg, IEEE802154_ATTR_PHY_NAME, wpan_phy_name(phy)) || - nla_put_string(msg, IEEE802154_ATTR_DEV_NAME, dev->name)) + nla_put_string(msg, IEEE802154_ATTR_DEV_NAME, dev->name)) { + rc = -EMSGSIZE; goto nla_put_failure; + } dev_put(dev);
wpan_phy_put(phy);