xfrm_user: fix return value from xfrm_user_rcv_msg
It doesn't support to run 32bit 'ip' to set xfrm objdect on 64bit host. But the return value is unknown for user program: ip xfrm policy list RTNETLINK answers: Unknown error 524 Replace ENOTSUPP with EOPNOTSUPP: ip xfrm policy list RTNETLINK answers: Operation not supported Signed-off-by: Yi Zhao <yi.zhao@windriver.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
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@ -2450,7 +2450,7 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
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#ifdef CONFIG_COMPAT
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#ifdef CONFIG_COMPAT
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if (in_compat_syscall())
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if (in_compat_syscall())
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return -ENOTSUPP;
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return -EOPNOTSUPP;
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#endif
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#endif
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type = nlh->nlmsg_type;
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type = nlh->nlmsg_type;
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