SUNRPC: Don't display zero scope IDs
A zero scope ID means that it wasn't set, so we don't need to append it to presentation format addresses. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -73,6 +73,8 @@ static size_t rpc_ntop6(const struct sockaddr *sap,
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if (!(ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_LINKLOCAL))
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return len;
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if (sin6->sin6_scope_id == 0)
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return len;
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rc = snprintf(scopebuf, sizeof(scopebuf), "%c%u",
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IPV6_SCOPE_DELIMITER, sin6->sin6_scope_id);
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