From a35c52b71580a1fb29df11270b1461f6d17f5670 Mon Sep 17 00:00:00 2001 From: yuan linyu Date: Wed, 1 Nov 2017 21:10:32 +0800 Subject: [PATCH 1/2] net: dpaa: fix maybe uninitialized var in dpaa_open() Signed-off-by: yuan linyu Signed-off-by: David S. Miller --- drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index a8d0be824149..68f0ac129ba4 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -2468,7 +2468,8 @@ static int dpaa_open(struct net_device *net_dev) mac_dev = priv->mac_dev; dpaa_eth_napi_enable(priv); - if (dpaa_phy_init(net_dev)) + err = dpaa_phy_init(net_dev); + if (err) goto phy_init_failed; for (i = 0; i < ARRAY_SIZE(mac_dev->port); i++) { From d7bcde417b6b2e6f99ed9c2c38a0771b66efb060 Mon Sep 17 00:00:00 2001 From: yuan linyu Date: Wed, 1 Nov 2017 21:11:11 +0800 Subject: [PATCH 2/2] net: dpaa: remove init which already done in per-cpu allocation Signed-off-by: yuan linyu Signed-off-by: David S. Miller --- drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 68f0ac129ba4..969f6b12952e 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -2669,7 +2669,6 @@ static inline u16 dpaa_get_headroom(struct dpaa_buffer_layout *bl) static int dpaa_eth_probe(struct platform_device *pdev) { struct dpaa_bp *dpaa_bps[DPAA_BPS_NUM] = {NULL}; - struct dpaa_percpu_priv *percpu_priv; struct net_device *net_dev = NULL; struct dpaa_fq *dpaa_fq, *tmp; struct dpaa_priv *priv = NULL; @@ -2815,10 +2814,6 @@ static int dpaa_eth_probe(struct platform_device *pdev) err = -ENOMEM; goto free_dpaa_fqs; } - for_each_possible_cpu(i) { - percpu_priv = per_cpu_ptr(priv->percpu_priv, i); - memset(percpu_priv, 0, sizeof(*percpu_priv)); - } priv->num_tc = 1; netif_set_real_num_tx_queues(net_dev, priv->num_tc * DPAA_TC_TXQ_NUM);