[ Upstream commit 17407715240456448e4989bee46ffc93991add83 ]

genlmsg_reply can fail, so propagate its return code
Signed-off-by: NLi RongQing <lirongqing@baidu.com>
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>
Signed-off-by: NSasha Levin <sashal@kernel.org>