Merge v7.1.5linux-rolling-stable

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

5 files changed, 33 insertions, 7 deletions

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
index 52c1cb9cb7e0..fa4e4f479782 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c
@@ -2177,7 +2177,7 @@ dpaa2_switch_prechangeupper_sanity_checks(struct net_device *netdev,
 	if (err) {
 		NL_SET_ERR_MSG_MOD(extack,
 				   "Cannot join a bridge while VLAN uppers are present");
-		return 0;
+		return err;
 	}
 
 	netdev_for_each_lower_dev(upper_dev, other_dev, iter) {
@@ -2198,6 +2198,7 @@ dpaa2_switch_prechangeupper_sanity_checks(struct net_device *netdev,
 static int dpaa2_switch_port_prechangeupper(struct net_device *netdev,
 					    struct netdev_notifier_changeupper_info *info)
 {
+	struct ethsw_port_priv *port_priv;
 	struct netlink_ext_ack *extack;
 	struct net_device *upper_dev;
 	int err;
@@ -2216,6 +2217,13 @@ static int dpaa2_switch_port_prechangeupper(struct net_device *netdev,
 
 		if (!info->linking)
 			dpaa2_switch_port_pre_bridge_leave(netdev);
+	} else if (is_vlan_dev(upper_dev)) {
+		port_priv = netdev_priv(netdev);
+		if (port_priv->fdb->bridge_dev) {
+			NL_SET_ERR_MSG_MOD(extack,
+					   "Cannot accept VLAN uppers while bridged");
+			return -EOPNOTSUPP;
+		}
 	}
 
 	return 0;
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index aa8a87124b10..8e3f345dd9aa 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -1783,6 +1783,7 @@ int enetc_xdp_xmit(struct net_device *ndev, int num_frames,
 {
 	struct enetc_tx_swbd xdp_redirect_arr[ENETC_MAX_SKB_FRAGS] = {0};
 	struct enetc_ndev_priv *priv = netdev_priv(ndev);
+	struct skb_shared_info *shinfo;
 	struct enetc_bdr *tx_ring;
 	int xdp_tx_bd_cnt, i, k;
 	int xdp_tx_frm_cnt = 0;
@@ -1798,6 +1799,12 @@ int enetc_xdp_xmit(struct net_device *ndev, int num_frames,
 	prefetchw(ENETC_TXBD(*tx_ring, tx_ring->next_to_use));
 
 	for (k = 0; k < num_frames; k++) {
+		if (xdp_frame_has_frags(frames[k])) {
+			shinfo = xdp_get_shared_info_from_frame(frames[k]);
+			if (unlikely((shinfo->nr_frags + 1) > ENETC_MAX_SKB_FRAGS))
+				break;
+		}
+
 		xdp_tx_bd_cnt = enetc_xdp_frame_to_xdp_tx_swbd(tx_ring,
 							       xdp_redirect_arr,
 							       frames[k]);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc4_pf.c b/drivers/net/ethernet/freescale/enetc/enetc4_pf.c
index 56899f2254aa..71866d240b40 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc4_pf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc4_pf.c
@@ -326,6 +326,9 @@ static void enetc4_default_rings_allocation(struct enetc_pf *pf)
 	val = enetc4_psicfgr0_val_construct(false, num_tx_bdr, num_rx_bdr);
 	enetc_port_wr(hw, ENETC4_PSICFGR0(0), val);
 
+	if (!pf->caps.num_vsi)
+		return;
+
 	num_rx_bdr = pf->caps.num_rx_bdr - num_rx_bdr;
 	rx_rem = num_rx_bdr % pf->caps.num_vsi;
 	num_rx_bdr = num_rx_bdr / pf->caps.num_vsi;
diff --git a/drivers/net/ethernet/freescale/fman/fman.c b/drivers/net/ethernet/freescale/fman/fman.c
index 013273a2de32..299bab043175 100644
--- a/drivers/net/ethernet/freescale/fman/fman.c
+++ b/drivers/net/ethernet/freescale/fman/fman.c
@@ -1995,8 +1995,10 @@ static int fman_init(struct fman *fman)
 
 	/* Init KeyGen */
 	fman->keygen = keygen_init(fman->kg_regs);
-	if (!fman->keygen)
+	if (!fman->keygen) {
+		free_init_resources(fman);
 		return -EINVAL;
+	}
 
 	err = enable(fman, cfg);
 	if (err != 0)
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 3271de5844f8..89215e1ddc2d 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -469,10 +469,13 @@ static void free_gfar_dev(struct gfar_private *priv)
 {
 	int i, j;
 
-	for (i = 0; i < priv->num_grps; i++)
+	for (i = 0; i < MAXGROUPS; i++)
 		for (j = 0; j < GFAR_NUM_IRQS; j++) {
-			kfree(priv->gfargrp[i].irqinfo[j]);
-			priv->gfargrp[i].irqinfo[j] = NULL;
+			if (priv->gfargrp[i].irqinfo[j]) {
+				irq_dispose_mapping(priv->gfargrp[i].irqinfo[j]->irq);
+				kfree(priv->gfargrp[i].irqinfo[j]);
+				priv->gfargrp[i].irqinfo[j] = NULL;
+			}
 		}
 
 	free_netdev(priv->ndev);
@@ -616,7 +619,7 @@ static phy_interface_t gfar_get_interface(struct net_device *dev)
 static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 {
 	const char *model;
-	int err = 0, i;
+	int err = 0, i, j;
 	phy_interface_t interface;
 	struct net_device *dev = NULL;
 	struct gfar_private *priv = NULL;
@@ -702,8 +705,11 @@ static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 	priv->rx_list.count = 0;
 	mutex_init(&priv->rx_queue_access);
 
-	for (i = 0; i < MAXGROUPS; i++)
+	for (i = 0; i < MAXGROUPS; i++) {
 		priv->gfargrp[i].regs = NULL;
+		for (j = 0; j < GFAR_NUM_IRQS; j++)
+			priv->gfargrp[i].irqinfo[j] = NULL;
+	}
 
 	/* Parse and initialize group specific information */
 	if (priv->mode == MQ_MG_MODE) {