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authorThomas Graf <tgraf@suug.ch>2007-04-05 14:35:52 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:34 -0700
commit038890fed8d1fa95bbbdeb517f5710eb75fa9e2e (patch)
tree3dc8cc28ada84f609fe415ff7b03f5b97e6b3f98 /net
parent716ea3a7aae3a2bfc44cb97b5419c1c9868c7bc9 (diff)
[RTNL]: Improve error codes for unsupported operations
The most common trigger of these errors is that the config option hasn't been enable wich would make the functionality available. Therefore returning EOPNOTSUPP gives a better idea on what is going wrong. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/rtnetlink.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index fa5f938b37e..5266df33705 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -862,7 +862,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
type = nlh->nlmsg_type;
if (type > RTM_MAX)
- return -EINVAL;
+ return -EOPNOTSUPP;
type -= RTM_BASE;
@@ -885,7 +885,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
dumpit = rtnl_get_dumpit(family, type);
if (dumpit == NULL)
- return -EINVAL;
+ return -EOPNOTSUPP;
return netlink_dump_start(rtnl, skb, nlh, dumpit, NULL);
}
@@ -913,7 +913,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
doit = rtnl_get_doit(family, type);
if (doit == NULL)
- return -EINVAL;
+ return -EOPNOTSUPP;
return doit(skb, nlh, (void *)&rta_buf[0]);
}