From 6648c65e7ea72c3b19ea908d046e4a47e90fd907 Mon Sep 17 00:00:00 2001 From: stephen hemminger Date: Fri, 18 Aug 2017 13:46:28 -0700 Subject: [PATCH] net: style cleanups Make code closer to current style. Mostly whitespace changes. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- net/core/net-sysfs.c | 68 +++++++++++++++++++++++--------------------- 1 file changed, 36 insertions(+), 32 deletions(-) diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index ca82c4a72350..927a6dcbad96 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -97,7 +97,8 @@ static ssize_t netdev_store(struct device *dev, struct device_attribute *attr, return restart_syscall(); if (dev_isalive(netdev)) { - if ((ret = (*set)(netdev, new)) == 0) + ret = (*set)(netdev, new); + if (ret == 0) ret = len; } rtnl_unlock(); @@ -160,6 +161,7 @@ static ssize_t broadcast_show(struct device *dev, struct device_attribute *attr, char *buf) { struct net_device *ndev = to_net_dev(dev); + if (dev_isalive(ndev)) return sysfs_format_mac(buf, ndev->broadcast, ndev->addr_len); return -EINVAL; @@ -170,7 +172,7 @@ static int change_carrier(struct net_device *dev, unsigned long new_carrier) { if (!netif_running(dev)) return -EINVAL; - return dev_change_carrier(dev, (bool) new_carrier); + return dev_change_carrier(dev, (bool)new_carrier); } static ssize_t carrier_store(struct device *dev, struct device_attribute *attr, @@ -183,9 +185,10 @@ static ssize_t carrier_show(struct device *dev, struct device_attribute *attr, char *buf) { struct net_device *netdev = to_net_dev(dev); - if (netif_running(netdev)) { + + if (netif_running(netdev)) return sprintf(buf, fmt_dec, !!netif_carrier_ok(netdev)); - } + return -EINVAL; } static DEVICE_ATTR_RW(carrier); @@ -290,6 +293,7 @@ static ssize_t carrier_changes_show(struct device *dev, char *buf) { struct net_device *netdev = to_net_dev(dev); + return sprintf(buf, fmt_dec, atomic_read(&netdev->carrier_changes)); } @@ -299,7 +303,7 @@ static DEVICE_ATTR_RO(carrier_changes); static int change_mtu(struct net_device *dev, unsigned long new_mtu) { - return dev_set_mtu(dev, (int) new_mtu); + return dev_set_mtu(dev, (int)new_mtu); } static ssize_t mtu_store(struct device *dev, struct device_attribute *attr, @@ -311,7 +315,7 @@ NETDEVICE_SHOW_RW(mtu, fmt_dec); static int change_flags(struct net_device *dev, unsigned long new_flags) { - return dev_change_flags(dev, (unsigned int) new_flags); + return dev_change_flags(dev, (unsigned int)new_flags); } static ssize_t flags_store(struct device *dev, struct device_attribute *attr, @@ -362,8 +366,8 @@ static int change_gro_flush_timeout(struct net_device *dev, unsigned long val) } static ssize_t gro_flush_timeout_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t len) + struct device_attribute *attr, + const char *buf, size_t len) { if (!capable(CAP_NET_ADMIN)) return -EPERM; @@ -412,7 +416,7 @@ static DEVICE_ATTR_RW(ifalias); static int change_group(struct net_device *dev, unsigned long new_group) { - dev_set_group(dev, (int) new_group); + dev_set_group(dev, (int)new_group); return 0; } @@ -426,7 +430,7 @@ static DEVICE_ATTR(netdev_group, S_IRUGO | S_IWUSR, group_show, group_store); static int change_proto_down(struct net_device *dev, unsigned long proto_down) { - return dev_change_proto_down(dev, (bool) proto_down); + return dev_change_proto_down(dev, (bool)proto_down); } static ssize_t proto_down_store(struct device *dev, @@ -549,14 +553,14 @@ static ssize_t netstat_show(const struct device *d, ssize_t ret = -EINVAL; WARN_ON(offset > sizeof(struct rtnl_link_stats64) || - offset % sizeof(u64) != 0); + offset % sizeof(u64) != 0); read_lock(&dev_base_lock); if (dev_isalive(dev)) { struct rtnl_link_stats64 temp; const struct rtnl_link_stats64 *stats = dev_get_stats(dev, &temp); - ret = sprintf(buf, fmt_u64, *(u64 *)(((u8 *) stats) + offset)); + ret = sprintf(buf, fmt_u64, *(u64 *)(((u8 *)stats) + offset)); } read_unlock(&dev_base_lock); return ret; @@ -565,7 +569,7 @@ static ssize_t netstat_show(const struct device *d, /* generate a read-only statistics attribute */ #define NETSTAT_ENTRY(name) \ static ssize_t name##_show(struct device *d, \ - struct device_attribute *attr, char *buf) \ + struct device_attribute *attr, char *buf) \ { \ return netstat_show(d, attr, buf, \ offsetof(struct rtnl_link_stats64, name)); \ @@ -625,7 +629,6 @@ static struct attribute *netstat_attrs[] __ro_after_init = { NULL }; - static const struct attribute_group netstat_group = { .name = "statistics", .attrs = netstat_attrs, @@ -647,8 +650,8 @@ static const struct attribute_group wireless_group = { #endif /* CONFIG_SYSFS */ #ifdef CONFIG_SYSFS -#define to_rx_queue_attr(_attr) container_of(_attr, \ - struct rx_queue_attribute, attr) +#define to_rx_queue_attr(_attr) \ + container_of(_attr, struct rx_queue_attribute, attr) #define to_rx_queue(obj) container_of(obj, struct netdev_rx_queue, kobj) @@ -725,8 +728,8 @@ static ssize_t store_rps_map(struct netdev_rx_queue *queue, } map = kzalloc(max_t(unsigned int, - RPS_MAP_SIZE(cpumask_weight(mask)), L1_CACHE_BYTES), - GFP_KERNEL); + RPS_MAP_SIZE(cpumask_weight(mask)), L1_CACHE_BYTES), + GFP_KERNEL); if (!map) { free_cpumask_var(mask); return -ENOMEM; @@ -736,9 +739,9 @@ static ssize_t store_rps_map(struct netdev_rx_queue *queue, for_each_cpu_and(cpu, mask, cpu_online_mask) map->cpus[i++] = cpu; - if (i) + if (i) { map->len = i; - else { + } else { kfree(map); map = NULL; } @@ -827,8 +830,9 @@ static ssize_t store_rps_dev_flow_table_cnt(struct netdev_rx_queue *queue, table->mask = mask; for (count = 0; count <= mask; count++) table->flows[count].cpu = RPS_NO_CPU; - } else + } else { table = NULL; + } spin_lock(&rps_dev_flow_lock); old_table = rcu_dereference_protected(queue->rps_flow_table, @@ -865,7 +869,6 @@ static void rx_queue_release(struct kobject *kobj) struct rps_map *map; struct rps_dev_flow_table *flow_table; - map = rcu_dereference_protected(queue->rps_map, 1); if (map) { RCU_INIT_POINTER(queue->rps_map, NULL); @@ -910,7 +913,7 @@ static int rx_queue_add_kobject(struct net_device *dev, int index) kobj->kset = dev->queues_kset; error = kobject_init_and_add(kobj, &rx_queue_ktype, NULL, - "rx-%u", index); + "rx-%u", index); if (error) return error; @@ -974,8 +977,8 @@ struct netdev_queue_attribute { ssize_t (*store)(struct netdev_queue *queue, const char *buf, size_t len); }; -#define to_netdev_queue_attr(_attr) container_of(_attr, \ - struct netdev_queue_attribute, attr) +#define to_netdev_queue_attr(_attr) \ + container_of(_attr, struct netdev_queue_attribute, attr) #define to_netdev_queue(obj) container_of(obj, struct netdev_queue, kobj) @@ -1104,9 +1107,9 @@ static ssize_t bql_set(const char *buf, const size_t count, unsigned int value; int err; - if (!strcmp(buf, "max") || !strcmp(buf, "max\n")) + if (!strcmp(buf, "max") || !strcmp(buf, "max\n")) { value = DQL_MAX_LIMIT; - else { + } else { err = kstrtouint(buf, 10, &value); if (err < 0) return err; @@ -1320,7 +1323,7 @@ static int netdev_queue_add_kobject(struct net_device *dev, int index) kobj->kset = dev->queues_kset; error = kobject_init_and_add(kobj, &netdev_queue_ktype, NULL, - "tx-%u", index); + "tx-%u", index); if (error) return error; @@ -1377,7 +1380,7 @@ static int register_queue_kobjects(struct net_device *dev) #ifdef CONFIG_SYSFS dev->queues_kset = kset_create_and_add("queues", - NULL, &dev->dev.kobj); + NULL, &dev->dev.kobj); if (!dev->queues_kset) return -ENOMEM; real_rx = dev->real_num_rx_queues; @@ -1467,7 +1470,8 @@ static int netdev_uevent(struct device *d, struct kobj_uevent_env *env) /* pass ifindex to uevent. * ifindex is useful as it won't change (interface name may change) - * and is what RtNetlink uses natively. */ + * and is what RtNetlink uses natively. + */ retval = add_uevent_var(env, "IFINDEX=%d", dev->ifindex); exit: @@ -1542,7 +1546,7 @@ EXPORT_SYMBOL(of_find_net_device_by_node); */ void netdev_unregister_kobject(struct net_device *ndev) { - struct device *dev = &(ndev->dev); + struct device *dev = &ndev->dev; if (!atomic_read(&dev_net(ndev)->count)) dev_set_uevent_suppress(dev, 1); @@ -1559,7 +1563,7 @@ void netdev_unregister_kobject(struct net_device *ndev) /* Create sysfs entries for network device. */ int netdev_register_kobject(struct net_device *ndev) { - struct device *dev = &(ndev->dev); + struct device *dev = &ndev->dev; const struct attribute_group **groups = ndev->sysfs_groups; int error = 0; -- GitLab