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char: avoid chardevice direct access

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frontends should avoid accessing CharDriver struct where possible

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1499342940-56739-6-git-send-email-anton.nefedov@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Anton Nefedov
2017-07-06 15:08:52 +03:00
committed by Paolo Bonzini
parent 7c44a2a9d1
commit 3065070153
24 changed files with 41 additions and 32 deletions
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2
net/filter-mirror.c
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@ -163,7 +163,7 @@ static ssize_t filter_redirector_receive_iov(NetFilterState *nf,
MirrorState *s = FILTER_REDIRECTOR(nf);
int ret;
if (qemu_chr_fe_get_driver(&s->chr_out)) {
if (qemu_chr_fe_backend_connected(&s->chr_out)) {
ret = filter_send(&s->chr_out, iov, iovcnt);
if (ret) {
error_report("filter redirector send failed(%s)", strerror(-ret));