diff options
| -rw-r--r-- | include/linux/netdevice.h | 4 | ||||
| -rw-r--r-- | net/core/dev.c | 12 | ||||
| -rw-r--r-- | net/ipv4/ip_gre.c | 1 | ||||
| -rw-r--r-- | net/ipv4/ipip.c | 1 | ||||
| -rw-r--r-- | net/ipv6/sit.c | 2 |
5 files changed, 17 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index ec12f8c24770..c27a18263d87 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2015,6 +2015,10 @@ static inline u32 dev_ethtool_get_flags(struct net_device *dev) return 0; return dev->ethtool_ops->get_flags(dev); } + +#define MODULE_ALIAS_NETDEV(device) \ + MODULE_ALIAS("netdev-" device) + #endif /* __KERNEL__ */ #endif /* _LINUX_NETDEVICE_H */ diff --git a/net/core/dev.c b/net/core/dev.c index fd4c1e78154c..49e37821e13c 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1037,13 +1037,21 @@ EXPORT_SYMBOL(netdev_bonding_change); void dev_load(struct net *net, const char *name) { struct net_device *dev; + int no_module; read_lock(&dev_base_lock); dev = __dev_get_by_name(net, name); read_unlock(&dev_base_lock); - if (!dev && capable(CAP_NET_ADMIN)) - request_module("%s", name); + no_module = !dev; + if (no_module && capable(CAP_NET_ADMIN)) + no_module = request_module("netdev-%s", name); + if (no_module && capable(CAP_SYS_MODULE)) { + if (!request_module("%s", name)) + pr_err("Loading kernel module for a network device " +"with CAP_SYS_MODULE (deprecated). Use CAP_NET_ADMIN and alias netdev-%s " +"instead\n", name); + } } EXPORT_SYMBOL(dev_load); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 143333852624..cfab9e419ef3 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -1708,3 +1708,4 @@ module_exit(ipgre_fini); MODULE_LICENSE("GPL"); MODULE_ALIAS_RTNL_LINK("gre"); MODULE_ALIAS_RTNL_LINK("gretap"); +MODULE_ALIAS_NETDEV("gre0"); diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index ae40ed1ba560..f37df1a46a49 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -853,3 +853,4 @@ static void __exit ipip_fini(void) module_init(ipip_init); module_exit(ipip_fini); MODULE_LICENSE("GPL"); +MODULE_ALIAS_NETDEV("tunl0"); diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index dbd19a78ca73..de2ffefc7913 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -1101,4 +1101,4 @@ static int __init sit_init(void) module_init(sit_init); module_exit(sit_cleanup); MODULE_LICENSE("GPL"); -MODULE_ALIAS("sit0"); +MODULE_ALIAS_NETDEV("sit0"); |