lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

netns: fdb: allow unprivileged users to add/del fdb entries

Browse Source 
Right now,only ixgdb,macvlan,vxlan and bridge implement
fdb_add/fdb_del operations.

these operations only operate the private data of net
device. So allowing the unprivileged users who creates
the userns and netns to add/del fdb entries will do no
harm to other netns.

Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gao feng
2013-01-31 16:30:57 +00:00
committed by David S. Miller
parent 4f463855c7
commit c5c351088a
1 changed files with 0 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
net/core/rtnetlink.c
View File

@@ -2058,9 +2058,6 @@ static int rtnl_fdb_add(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
u8 *addr; u8 *addr;
int err; int err;
if (!capable(CAP_NET_ADMIN))
return -EPERM;
err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL); err = nlmsg_parse(nlh, sizeof(*ndm), tb, NDA_MAX, NULL);
if (err < 0) if (err < 0)
return err; return err;
@@ -2127,9 +2124,6 @@ static int rtnl_fdb_del(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
int err = -EINVAL; int err = -EINVAL;
__u8 *addr; __u8 *addr;
if (!capable(CAP_NET_ADMIN))
return -EPERM;
if (nlmsg_len(nlh) < sizeof(*ndm)) if (nlmsg_len(nlh) < sizeof(*ndm))
return -EINVAL; return -EINVAL;