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Date: Thu, 5 Apr 2007 16:34:02 +0200 From: Thomas Graf <tgraf@...g.ch> To: davem@...emloft.net Cc: netdev@...r.kernel.org Subject: [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@...g.ch> Index: net-2.6.22/net/core/rtnetlink.c =================================================================== --- net-2.6.22.orig/net/core/rtnetlink.c 2007-04-05 13:22:14.000000000 +0200 +++ net-2.6.22/net/core/rtnetlink.c 2007-04-05 13:22:51.000000000 +0200 @@ -861,7 +861,7 @@ static int rtnetlink_rcv_msg(struct sk_b type = nlh->nlmsg_type; if (type > RTM_MAX) - return -EINVAL; + return -EOPNOTSUPP; type -= RTM_BASE; @@ -884,7 +884,7 @@ static int rtnetlink_rcv_msg(struct sk_b dumpit = rtnl_get_dumpit(family, type); if (dumpit == NULL) - return -EINVAL; + return -EOPNOTSUPP; return netlink_dump_start(rtnl, skb, nlh, dumpit, NULL); } @@ -912,7 +912,7 @@ static int rtnetlink_rcv_msg(struct sk_b doit = rtnl_get_doit(family, type); if (doit == NULL) - return -EINVAL; + return -EOPNOTSUPP; return doit(skb, nlh, (void *)&rta_buf[0]); } - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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