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Re: [Qemu-block] [Qemu-devel] [for-2.9 3/8] io vnc sockets: Clean up Soc
From: |
Daniel P. Berrange |
Subject: |
Re: [Qemu-block] [Qemu-devel] [for-2.9 3/8] io vnc sockets: Clean up SocketAddressKind switches |
Date: |
Mon, 3 Apr 2017 12:47:13 +0100 |
User-agent: |
Mutt/1.7.1 (2016-10-04) |
On Wed, Mar 29, 2017 at 06:45:15PM +0200, Markus Armbruster wrote:
> We have quite a few switches over SocketAddressKind. Some have case
> labels for all enumeration values, others rely on a default label.
> Some abort when the value isn't a valid SocketAddressKind, others
> report an error then.
>
> Unify as follows. Always provide case labels for all enumeration
> values, to clarify intent. Abort when the value isn't a valid
> SocketAddressKind, because the program state is messed up then.
>
> Signed-off-by: Markus Armbruster <address@hidden>
> ---
> io/dns-resolver.c | 6 ++++--
> ui/vnc.c | 10 ++++++++--
> util/qemu-sockets.c | 4 +---
> 3 files changed, 13 insertions(+), 7 deletions(-)
>
> diff --git a/io/dns-resolver.c b/io/dns-resolver.c
> index 0ac6b23..00fb575 100644
> --- a/io/dns-resolver.c
> +++ b/io/dns-resolver.c
> @@ -164,9 +164,11 @@ int qio_dns_resolver_lookup_sync(QIODNSResolver
> *resolver,
> addrs,
> errp);
>
> + case SOCKET_ADDRESS_KIND_FD:
> + error_setg(errp, "Unsupported socket address type 'fd'");
> + return -1;
> default:
> - error_setg(errp, "Unknown socket address kind");
> - return -1;
> + abort();
> }
> }
KIND_FD needs to be handled the same way as KIND_UNIX/VSOCK - ie a no-op,
not an error.
Regards,
Daniel
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Daniel P. Berrange <=