netlink: Improve returned error codes
Make nlmsg_trim(), nlmsg_cancel(), genlmsg_cancel(), and nla_nest_cancel() void functions. Return -EMSGSIZE instead of -1 if the provided message buffer is not big enough. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
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committed by
David S. Miller

parent
1f9d11c7c9
commit
bc3ed28caa
@@ -162,9 +162,9 @@ static inline int genlmsg_end(struct sk_buff *skb, void *hdr)
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* @skb: socket buffer the message is stored in
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* @hdr: generic netlink message header
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*/
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static inline int genlmsg_cancel(struct sk_buff *skb, void *hdr)
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static inline void genlmsg_cancel(struct sk_buff *skb, void *hdr)
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{
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return nlmsg_cancel(skb, hdr - GENL_HDRLEN - NLMSG_HDRLEN);
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nlmsg_cancel(skb, hdr - GENL_HDRLEN - NLMSG_HDRLEN);
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}
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/**
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