Merge tag 'pull-request-2024-03-01' of https://gitlab.com/thuth/qemu into staging

* Fix some bugs in the vring setup of libqos
* Fix GIC settings when using --without-default-devices
* Fix USB PCAP streams on Windows
* Remove temporary files from test-util-sockets
* Fix TLS io channels sending too much data to the backend

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# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
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# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2024-03-01' of https://gitlab.com/thuth/qemu:
  chardev/char-socket: Fix TLS io channels sending too much data to the backend
  tests/unit/test-util-sockets: Remove temporary file after test
  hw/usb/bus.c: PCAP adding 0xA in Windows version
  hw/intc/Kconfig: Fix GIC settings when using "--without-default-devices"
  libqos/virtio.c: fix 'avail_event' offset in qvring_init()
  libqos/virtio.c: init all elems in qvring_indirect_desc_setup()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

2 files changed, 21 insertions, 7 deletions

diff --git a/tests/qtest/libqos/virtio.c b/tests/qtest/libqos/virtio.c
index 4105132..82a6e12 100644
--- a/tests/qtest/libqos/virtio.c
+++ b/tests/qtest/libqos/virtio.c
@@ -265,7 +265,7 @@ void qvring_init(QTestState *qts, const QGuestAllocator *alloc, QVirtQueue *vq,
     /* vq->used->idx */
     qvirtio_writew(vq->vdev, qts, vq->used + 2, 0);
     /* vq->used->avail_event */
-    qvirtio_writew(vq->vdev, qts, vq->used + 2 +
+    qvirtio_writew(vq->vdev, qts, vq->used + 4 +
                    sizeof(struct vring_used_elem) * vq->size, 0);
 }
 
@@ -280,14 +280,27 @@ QVRingIndirectDesc *qvring_indirect_desc_setup(QTestState *qs, QVirtioDevice *d,
     indirect->elem = elem;
     indirect->desc = guest_alloc(alloc, sizeof(struct vring_desc) * elem);
 
-    for (i = 0; i < elem - 1; ++i) {
+    for (i = 0; i < elem; ++i) {
         /* indirect->desc[i].addr */
         qvirtio_writeq(d, qs, indirect->desc + (16 * i), 0);
-        /* indirect->desc[i].flags */
-        qvirtio_writew(d, qs, indirect->desc + (16 * i) + 12,
-                       VRING_DESC_F_NEXT);
-        /* indirect->desc[i].next */
-        qvirtio_writew(d, qs, indirect->desc + (16 * i) + 14, i + 1);
+
+        /*
+         * If it's not the last element of the ring, set
+         * the chain (VRING_DESC_F_NEXT) flag and
+         * desc->next. Clear the last element - there's
+         * no guarantee that guest_alloc() will do it.
+         */
+        if (i != elem - 1) {
+            /* indirect->desc[i].flags */
+            qvirtio_writew(d, qs, indirect->desc + (16 * i) + 12,
+                           VRING_DESC_F_NEXT);
+
+            /* indirect->desc[i].next */
+            qvirtio_writew(d, qs, indirect->desc + (16 * i) + 14, i + 1);
+        } else {
+            qvirtio_writew(d, qs, indirect->desc + (16 * i) + 12, 0);
+            qvirtio_writew(d, qs, indirect->desc + (16 * i) + 14, 0);
+        }
     }
 
     return indirect;
diff --git a/tests/unit/test-util-sockets.c b/tests/unit/test-util-sockets.c
index 63909cc..4c9dd0b 100644
--- a/tests/unit/test-util-sockets.c
+++ b/tests/unit/test-util-sockets.c
@@ -326,6 +326,7 @@ static void test_socket_unix_abstract(void)
         test_socket_unix_abstract_row(&matrix[i]);
     }
 
+    unlink(addr.u.q_unix.path);
     g_free(addr.u.q_unix.path);
 }