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| author | Jens Freimann <jfreiman@redhat.com> | 2017-08-08 22:38:58 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-08-09 04:22:13 +0300 |
| commit | 2566378d6d13bf4d28c7770bdbda5f7682594bbe (patch) | |
| tree | 97be708f37cdc2d780491bac558b315324bb951f /contrib | |
| parent | 0f8c289ad539feb5135c545bea947b310a893f4b (diff) | |
| download | qemu-2566378d6d13bf4d28c7770bdbda5f7682594bbe.tar.gz | |
libvhost-user: quit when no more data received
End processing of messages when VHOST_USER_NONE
is received.
Without this we run into a vubr_panic() call and get
"PANIC: Unhandled request: 0"
Signed-off-by: Jens Freimann <jfreiman@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'contrib')
| -rw-r--r-- | contrib/libvhost-user/libvhost-user.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/contrib/libvhost-user/libvhost-user.c b/contrib/libvhost-user/libvhost-user.c index 9efb9dac0e..35fa0c5e56 100644 --- a/contrib/libvhost-user/libvhost-user.c +++ b/contrib/libvhost-user/libvhost-user.c @@ -161,7 +161,7 @@ vu_message_read(VuDev *dev, int conn_fd, VhostUserMsg *vmsg) rc = recvmsg(conn_fd, &msg, 0); } while (rc < 0 && (errno == EINTR || errno == EAGAIN)); - if (rc <= 0) { + if (rc < 0) { vu_panic(dev, "Error while recvmsg: %s", strerror(errno)); return false; } @@ -806,6 +806,8 @@ vu_process_message(VuDev *dev, VhostUserMsg *vmsg) return vu_get_queue_num_exec(dev, vmsg); case VHOST_USER_SET_VRING_ENABLE: return vu_set_vring_enable_exec(dev, vmsg); + case VHOST_USER_NONE: + break; default: vmsg_close_fds(vmsg); vu_panic(dev, "Unhandled request: %d", vmsg->request); |