1 files changed, 11 insertions, 16 deletions

diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index ff9fd2bb4ce4..4ff661f6f989 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -12,7 +12,6 @@
 #include <linux/capability.h>
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
-#include <net/switchdev.h>
 #include <linux/if_arp.h>
 #include <linux/slab.h>
 #include <linux/sched/signal.h>
@@ -501,16 +500,11 @@ static ssize_t phys_switch_id_show(struct device *dev,
 		return restart_syscall();
 
 	if (dev_isalive(netdev)) {
-		struct switchdev_attr attr = {
-			.orig_dev = netdev,
-			.id = SWITCHDEV_ATTR_ID_PORT_PARENT_ID,
-			.flags = SWITCHDEV_F_NO_RECURSE,
-		};
+		struct netdev_phys_item_id ppid = { };
 
-		ret = switchdev_port_attr_get(netdev, &attr);
+		ret = dev_get_port_parent_id(netdev, &ppid, false);
 		if (!ret)
-			ret = sprintf(buf, "%*phN\n", attr.u.ppid.id_len,
-				      attr.u.ppid.id);
+			ret = sprintf(buf, "%*phN\n", ppid.id_len, ppid.id);
 	}
 	rtnl_unlock();
 
@@ -1342,8 +1336,7 @@ static ssize_t xps_rxqs_show(struct netdev_queue *queue, char *buf)
 		if (tc < 0)
 			return -EINVAL;
 	}
-	mask = kcalloc(BITS_TO_LONGS(dev->num_rx_queues), sizeof(long),
-		       GFP_KERNEL);
+	mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);
 	if (!mask)
 		return -ENOMEM;
 
@@ -1372,7 +1365,7 @@ out_no_maps:
 	rcu_read_unlock();
 
 	len = bitmap_print_to_pagebuf(false, buf, mask, dev->num_rx_queues);
-	kfree(mask);
+	bitmap_free(mask);
 
 	return len < PAGE_SIZE ? len : -EINVAL;
 }
@@ -1388,8 +1381,7 @@ static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
 	if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
 		return -EPERM;
 
-	mask = kcalloc(BITS_TO_LONGS(dev->num_rx_queues), sizeof(long),
-		       GFP_KERNEL);
+	mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);
 	if (!mask)
 		return -ENOMEM;
 
@@ -1397,7 +1389,7 @@ static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
 
 	err = bitmap_parse(buf, len, mask, dev->num_rx_queues);
 	if (err) {
-		kfree(mask);
+		bitmap_free(mask);
 		return err;
 	}
 
@@ -1405,7 +1397,7 @@ static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
 	err = __netif_set_xps_queue(dev, mask, index, true);
 	cpus_read_unlock();
 
-	kfree(mask);
+	bitmap_free(mask);
 	return err ? : len;
 }
 
@@ -1547,6 +1539,9 @@ static int register_queue_kobjects(struct net_device *dev)
 error:
 	netdev_queue_update_kobjects(dev, txq, 0);
 	net_rx_queue_update_kobjects(dev, rxq, 0);
+#ifdef CONFIG_SYSFS
+	kset_unregister(dev->queues_kset);
+#endif
 	return error;
 }