In tcp_chr_sync_read function, there is a possibility of socket
disconnection during blocking read, then tcp_chr_hup function would clean up
the qio channel pointers(i.e ioc, sioc).
Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
Message-Id: <
1587289900-29485-1-git-send-email-sai.pavan.boddu@xilinx.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
qio_channel_set_blocking(s->ioc, true, NULL);
size = tcp_chr_recv(chr, (void *) buf, len);
- qio_channel_set_blocking(s->ioc, false, NULL);
+ if (s->state != TCP_CHARDEV_STATE_DISCONNECTED) {
+ qio_channel_set_blocking(s->ioc, false, NULL);
+ }
if (size == 0) {
/* connection closed */
tcp_chr_disconnect(chr);