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authorStefan Hajnoczi <stefanha@redhat.com>2022-09-27 07:59:26 -0400
committerStefan Hajnoczi <stefanha@redhat.com>2022-09-27 07:59:26 -0400
commitc48c9c6b33d7bb2b4ffa14cd33934a37db0cd342 (patch)
treebb763292e349b646299433099c8e69490df42f3a /hw/usb/hcd-ohci.c
parent8b077615b3fd3041c6e7105ec3a178a2a0ed3cad (diff)
parent49a99ecb2290571b2e3f464c13e9c73b87ca91c4 (diff)
Merge tag 'kraxel-20220927-pull-request' of https://gitlab.com/kraxel/qemu into staging
usb: make usbnet work with xhci. audio: add sndio backend. misc bugfixes for console, xhci, audio, ati-vga and virtio-gpu. # -----BEGIN PGP SIGNATURE----- # # iQIzBAABCgAdFiEEoDKM/7k6F6eZAf59TLbY7tPocTgFAmMyse8ACgkQTLbY7tPo # cTiLrRAAltoyd++jsmhg2wXuJsfekfec3kOro7T+eSznDWfBRvm7VxJ+gswYBYga # HbEkHjII0yPbOP9WDMhhHx33g2nYdbhDLPKXHdK8MjHTTPxtYP7XmsWkEVpuuzTx # WqeYvGSmUri6QOUz7fd07IhiBT1aQvUQ/vWQ6OhyRVPy41bR8kIbGx3iV0JDxWvz # n3xUZALGLz3QAM0lXRzXPYT9JB/RqdbpMM35HNTpN9/xaZmgFWsyuQXSSm61pTtb # PS+lILDPjgZeYsfsZRyhZaSZrp2f6WOGm1ZdtSM0rvmRKezOzYnG8fm4fqZQLYSj # nrAqUs38sKaM71a3QbpXhDjbv4cpj0K3iSNLmlUq4pgvPiMgwPlgSwwCGlkNDaRo # IA1KON1pMH2A5vvtXEUt5RTkbXxHAAKPdpl5sS6kgbs7dgoKDqzaIPFQELam259Z # 9nbMBqz/d6gm2CFT5ogrY0q511IC5hWtsmbQZkOZeBd5SvhvyJ59DIabFDcw05fG # ixZVapewXYtzFUde2lb8X5qyneUVeGY5D2OJ2uUykHgR2Qz4d3CjXlhnRkLIkMcd # Uu6N1LTkjyuuB86BoTSZxk0iz94OvmyDiXpqwmRaCGcdnTOTj0dKrbRrtHdC2vCo # cBpUAIdyJvDJSm0X8ZWvvv1sMJCAJ7lofFf/P/jUKlacC2ipgXQ= # =QBLK # -----END PGP SIGNATURE----- # gpg: Signature made Tue 27 Sep 2022 04:18:55 EDT # gpg: using RSA key A0328CFFB93A17A79901FE7D4CB6D8EED3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full] # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" [full] # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full] # Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138 * tag 'kraxel-20220927-pull-request' of https://gitlab.com/kraxel/qemu: (24 commits) virtio-gpu: update scanout if there is any area covered by the rect hw/display/ati_2d: Fix buffer overflow in ati_2d_blt (CVE-2021-3638) audio: remove abort() in audio_bug() Revert "audio: Log context for audio bug" audio: Add sndio backend usbnet: Report link-up via interrupt endpoint in CDC-ECM mode usbnet: Detect short packets as sent by the xHCI controller usbnet: Accept mandatory USB_CDC_SET_ETHERNET_PACKET_FILTER request usbnet: Add missing usb_wakeup() call in usbnet_receive() hcd-xhci: drop operation with secondary stream arrays enabled usb/msd: add usb_msd_fatal_error() and fix guest-triggerable assert usb/msd: move usb_msd_packet_complete() hcd-ohci: Drop ohci_service_iso_td() if ed->head & OHCI_DPTR_MASK is zero hw/usb/hcd-xhci: Check whether DMA accesses fail ui/console: fix three double frees in png_save() ui/vdagent: fix serial reset of guest agent ui/clipboard: reset the serial state on reset ui/vdagent: always reset the clipboard serial on caps ui/clipboard: fix serial priority ui: add some vdagent related traces ... Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'hw/usb/hcd-ohci.c')
-rw-r--r--hw/usb/hcd-ohci.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index 5585fd32cc..9d68036d23 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -571,6 +571,11 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed)
addr = ed->head & OHCI_DPTR_MASK;
+ if (addr == 0) {
+ ohci_die(ohci);
+ return 1;
+ }
+
if (ohci_read_iso_td(ohci, addr, &iso_td)) {
trace_usb_ohci_iso_td_read_failed(addr);
ohci_die(ohci);
@@ -859,6 +864,11 @@ static int ohci_service_td(OHCIState *ohci, struct ohci_ed *ed)
int completion;
addr = ed->head & OHCI_DPTR_MASK;
+ if (addr == 0) {
+ ohci_die(ohci);
+ return 1;
+ }
+
/* See if this TD has already been submitted to the device. */
completion = (addr == ohci->async_td);
if (completion && !ohci->async_complete) {