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| author |   Stephen Hemminger <shemminger@vyatta.com> | 2011-12-28 13:48:55 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2011-12-28 13:48:55 -0500 |
| commit | fa84309533025eb3f03dc1d2d2be1c3ca206882a (patch) | |
| tree | d023095d481cb331e8cfc569de18ea89a04eb7fd /net | |
| parent | ipv6: Remove optimistic DAD flag test in ipv6_add_addr() (diff) | |
| download | linux-dev-fa84309533025eb3f03dc1d2d2be1c3ca206882a.tar.xz linux-dev-fa84309533025eb3f03dc1d2d2be1c3ca206882a.zip | |
genetlink: add auto module loading
When testing L2TP support, I discovered that the l2tp module is not autoloaded
as are other netlink interfaces. There is because of lack of hook in genetlink to call
request_module and load the module.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netlink/genetlink.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 21a82410ec7c..a403b618faa5 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -792,6 +792,15 @@ static int ctrl_getfamily(struct sk_buff *skb, struct genl_info *info) name = nla_data(info->attrs[CTRL_ATTR_FAMILY_NAME]); res = genl_family_find_byname(name); +#ifdef CONFIG_MODULES + if (res == NULL) { + genl_unlock(); + request_module("net-pf-%d-proto-%d-type-%s", + PF_NETLINK, NETLINK_GENERIC, name); + genl_lock(); + res = genl_family_find_byname(name); + } +#endif err = -ENOENT; } |