From ec0a2ed6d8a5e555edef907895c041e285fdb495 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 19 Oct 2015 08:35:30 +0300 Subject: These changes are a raw update to a vanilla kernel 4.1.10, with the recently announced rt patch patch-4.1.10-rt10.patch. No further changes needed. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: I9a0cf084498133b10771e744b6da4b29dff706ba Signed-off-by: José Pekkarinen --- .../net/ethernet/stmicro/stmmac/stmmac_main.c | 49 ++++++++++++---------- 1 file changed, 26 insertions(+), 23 deletions(-) (limited to 'kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c') diff --git a/kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 2c5ce2bac..c274cdc5d 100644 --- a/kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/kernel/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -829,8 +829,11 @@ static int stmmac_init_phy(struct net_device *dev) phydev = phy_connect(dev, phy_id_fmt, &stmmac_adjust_link, interface); - if (IS_ERR(phydev)) { + if (IS_ERR_OR_NULL(phydev)) { pr_err("%s: Could not attach to PHY\n", dev->name); + if (!phydev) + return -ENODEV; + return PTR_ERR(phydev); } @@ -1189,41 +1192,41 @@ static int alloc_dma_desc_resources(struct stmmac_priv *priv) goto err_tx_skbuff; if (priv->extend_desc) { - priv->dma_erx = dma_alloc_coherent(priv->device, rxsize * - sizeof(struct - dma_extended_desc), - &priv->dma_rx_phy, - GFP_KERNEL); + priv->dma_erx = dma_zalloc_coherent(priv->device, rxsize * + sizeof(struct + dma_extended_desc), + &priv->dma_rx_phy, + GFP_KERNEL); if (!priv->dma_erx) goto err_dma; - priv->dma_etx = dma_alloc_coherent(priv->device, txsize * - sizeof(struct - dma_extended_desc), - &priv->dma_tx_phy, - GFP_KERNEL); + priv->dma_etx = dma_zalloc_coherent(priv->device, txsize * + sizeof(struct + dma_extended_desc), + &priv->dma_tx_phy, + GFP_KERNEL); if (!priv->dma_etx) { dma_free_coherent(priv->device, priv->dma_rx_size * - sizeof(struct dma_extended_desc), - priv->dma_erx, priv->dma_rx_phy); + sizeof(struct dma_extended_desc), + priv->dma_erx, priv->dma_rx_phy); goto err_dma; } } else { - priv->dma_rx = dma_alloc_coherent(priv->device, rxsize * - sizeof(struct dma_desc), - &priv->dma_rx_phy, - GFP_KERNEL); + priv->dma_rx = dma_zalloc_coherent(priv->device, rxsize * + sizeof(struct dma_desc), + &priv->dma_rx_phy, + GFP_KERNEL); if (!priv->dma_rx) goto err_dma; - priv->dma_tx = dma_alloc_coherent(priv->device, txsize * - sizeof(struct dma_desc), - &priv->dma_tx_phy, - GFP_KERNEL); + priv->dma_tx = dma_zalloc_coherent(priv->device, txsize * + sizeof(struct dma_desc), + &priv->dma_tx_phy, + GFP_KERNEL); if (!priv->dma_tx) { dma_free_coherent(priv->device, priv->dma_rx_size * - sizeof(struct dma_desc), - priv->dma_rx, priv->dma_rx_phy); + sizeof(struct dma_desc), + priv->dma_rx, priv->dma_rx_phy); goto err_dma; } } -- cgit 1.2.3-korg