From: Zhang Changzhong zhangchangzhong@huawei.com
[ Upstream commit 832e09798c261cf58de3a68cfcc6556408c16a5a ]
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function.
Fixes: 0ce1822c2a08 ("vxlan: add adjacent link to limit depth level") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Zhang Changzhong zhangchangzhong@huawei.com Link: https://lore.kernel.org/r/1606903122-2098-1-git-send-email-zhangchangzhong@h... Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/vxlan.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -3881,8 +3881,10 @@ static int __vxlan_dev_create(struct net
if (dst->remote_ifindex) { remote_dev = __dev_get_by_index(net, dst->remote_ifindex); - if (!remote_dev) + if (!remote_dev) { + err = -ENODEV; goto errout; + }
err = netdev_upper_dev_link(remote_dev, dev, extack); if (err)