X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx4%2Fmlx4.c;h=952dae08a3a64d25fac7a4437b2b2b221517faae;hb=a43fba2c1ea2e2f602c603f8338542f165b1c06b;hp=2a721e7e2ab0003f3e0d5a0522c97f29d2f49226;hpb=709676bc9c60290ce2f22e2ddca0ac54b3015f1e;p=dpdk.git

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 2a721e7e2a..952dae08a3 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -337,7 +337,7 @@ mlx4_arg_parse(const char *key, const char *val, struct mlx4_conf *conf)
 		return -rte_errno;
 	}
 	if (strcmp(MLX4_PMD_PORT_KVARG, key) == 0) {
-		uint32_t ports = rte_log2_u32(conf->ports.present);
+		uint32_t ports = rte_log2_u32(conf->ports.present + 1);
 
 		if (tmp >= ports) {
 			ERROR("port index %lu outside range [0,%" PRIu32 ")",