From: Colin Ian King <colin.king@xxxxxxxxxxxxx> idx can be returned as -ENOSPC, so we should check for this first before using it as an index into nn->vxlan_usecnt[] to avoid an out of bounds array offset read. Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx> --- drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 1e74b91..88678c1 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -2578,7 +2578,7 @@ static void nfp_net_del_vxlan_port(struct net_device *netdev, return; idx = nfp_net_find_vxlan_idx(nn, ti->port); - if (!nn->vxlan_usecnt[idx] || idx == -ENOSPC) + if (idx == -ENOSPC || !nn->vxlan_usecnt[idx]) return; if (!--nn->vxlan_usecnt[idx]) -- 2.8.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
