This is a note to let you know that I've just added the patch titled net: hns3: fix variable may not initialized problem in hns3_init_mac_addr() to the 6.1-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: net-hns3-fix-variable-may-not-initialized-problem-in.patch and it can be found in the queue-6.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit b0accbcf52ac78422cda4859cef7f028bd6cb9d1 Author: Yonglong Liu <liuyonglong@xxxxxxxxxx> Date: Fri Nov 10 17:37:11 2023 +0800 net: hns3: fix variable may not initialized problem in hns3_init_mac_addr() [ Upstream commit dbd2f3b20c6ae425665b6975d766e3653d453e73 ] When a VF is calling hns3_init_mac_addr(), get_mac_addr() may return fail, then the value of mac_addr_temp is not initialized. Fixes: 76ad4f0ee747 ("net: hns3: Add support of HNS3 Ethernet Driver for hip08 SoC") Signed-off-by: Yonglong Liu <liuyonglong@xxxxxxxxxx> Signed-off-by: Jijie Shao <shaojijie@xxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 04c9baca1b0f8..5ad22b815b2f0 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -5139,7 +5139,7 @@ static int hns3_init_mac_addr(struct net_device *netdev) struct hns3_nic_priv *priv = netdev_priv(netdev); char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN]; struct hnae3_handle *h = priv->ae_handle; - u8 mac_addr_temp[ETH_ALEN]; + u8 mac_addr_temp[ETH_ALEN] = {0}; int ret = 0; if (h->ae_algo->ops->get_mac_addr)