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util/qemu-sockets.c: Avoid unused variable warnings

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The 'on' variable is never used, and 'off' is only used
if IPV6_V6ONLY is defined; delete 'on' and move 'off' to
the point where it is used. This avoids warnings from
clang 3.4.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Peter Maydell 2014-06-07 17:48:03 +01:00 committed by Michael Tokarev
parent 7179585688
commit f9b5426fd5
1 changed files with 1 additions and 2 deletions
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3
util/qemu-sockets.c
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@ -30,8 +30,6 @@
# define AI_ADDRCONFIG 0 # define AI_ADDRCONFIG 0
#endif #endif
static const int on=1, off=0;
/* used temporarily until all users are converted to QemuOpts */ /* used temporarily until all users are converted to QemuOpts */
QemuOptsList socket_optslist = { QemuOptsList socket_optslist = {
.name = "socket", .name = "socket",
@ -159,6 +157,7 @@ int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp)
#ifdef IPV6_V6ONLY #ifdef IPV6_V6ONLY
if (e->ai_family == PF_INET6) { if (e->ai_family == PF_INET6) {
/* listen on both ipv4 and ipv6 */ /* listen on both ipv4 and ipv6 */
const int off = 0;
qemu_setsockopt(slisten, IPPROTO_IPV6, IPV6_V6ONLY, &off, qemu_setsockopt(slisten, IPPROTO_IPV6, IPV6_V6ONLY, &off,
sizeof(off)); sizeof(off));
} }