[PATCH 00/22] Error handling fixes & cleanups

[Markus Armbruster]

This series addresses a number of error handling issues I found while
working on error handling improvements.  It's based on my "[PATCH v2
00/16] Crazy shit around -global (pardon my french)".

Based-on: <20200622094227.1271650-1-armbru@redhat.com>

Markus Armbruster (22):
  net/virtio: Fix failover_replug_primary() return value regression
  pci: Delete useless error_propagate()
  Clean up some calls to ignore Error objects the right way
  tests: Use &error_abort where appropriate
  tests: Use error_free_or_abort() where appropriate
  usb/dev-mtp: Fix Error double free after inotify failure
  spapr: Plug minor memory leak in spapr_machine_init()
  qga: Plug unlikely memory leak in guest-set-memory-blocks
  sd/milkymist-memcard: Plug minor memory leak in realize
  test-util-filemonitor: Plug unlikely memory leak
  vnc: Plug minor memory leak in vnc_display_open()
  tests/qom-proplist: Delete a superfluous error_free()
  aspeed: Clean up roundabout error propagation
  qdev: Drop qbus_set_bus_hotplug_handler() parameter @errp
  qdev: Drop qbus_set_hotplug_handler() parameter @errp
  hw: Fix error API violation around object_property_set_link()
  hw/arm: Drop useless object_property_set_link() error handling
  riscv/sifive_u: Fix sifive_u_soc_realize() error API violations
  riscv_hart: Fix riscv_harts_realize() error API violations
  mips/cps: Fix mips_cps_realize() error API violations
  x86: Fix x86_cpu_new() error API violations
  amd_iommu: Fix amdvi_realize() error API violation

 include/hw/qdev-core.h             |   5 +-
 chardev/char-socket.c              |   6 +-
 hw/9pfs/9p.c                       |   6 +-
 hw/acpi/pcihp.c                    |   3 +-
 hw/acpi/piix4.c                    |   2 +-
 hw/arm/armsse.c                    |  53 ++++----------
 hw/arm/armv7m.c                    |   7 +-
 hw/arm/aspeed_ast2600.c            |  30 +++-----
 hw/arm/aspeed_soc.c                |  24 +++----
 hw/arm/nrf51_soc.c                 |   6 +-
 hw/arm/virt.c                      |   4 +-
 hw/char/virtio-serial-bus.c        |   4 +-
 hw/core/bus.c                      |   8 +--
 hw/display/virtio-gpu-pci.c        |   2 +-
 hw/display/virtio-vga.c            |   2 +-
 hw/dma/sparc32_dma.c               |   6 +-
 hw/dma/xilinx_axidma.c             |  12 +---
 hw/i386/amd_iommu.c                |   6 +-
 hw/i386/x86.c                      |  12 +---
 hw/mips/cps.c                      |  35 +++++----
 hw/misc/macio/macio.c              |   3 +-
 hw/net/virtio-net.c                |   2 +-
 hw/net/xilinx_axienet.c            |  12 +---
 hw/pci/pci.c                       |   3 -
 hw/pci/pcie.c                      |   2 +-
 hw/pci/shpc.c                      |   2 +-
 hw/ppc/spapr.c                     |   4 +-
 hw/ppc/spapr_drc.c                 |   4 +-
 hw/ppc/spapr_pci.c                 |   4 +-
 hw/riscv/riscv_hart.c              |  14 ++--
 hw/riscv/sifive_u.c                |   8 ++-
 hw/s390x/ap-bridge.c               |   2 +-
 hw/s390x/css-bridge.c              |   2 +-
 hw/s390x/s390-pci-bus.c            |  14 +---
 hw/scsi/scsi-bus.c                 |   2 +-
 hw/scsi/virtio-scsi.c              |   4 +-
 hw/scsi/vmw_pvscsi.c               |   2 +-
 hw/sd/milkymist-memcard.c          |   5 +-
 hw/usb/bus.c                       |   2 +-
 hw/usb/dev-mtp.c                   |   2 -
 hw/usb/dev-smartcard-reader.c      |   2 +-
 hw/virtio/virtio-iommu-pci.c       |   2 +-
 hw/xen/xen-bus.c                   |   2 +-
 hw/xen/xen-legacy-backend.c        |   2 +-
 qga/commands-posix.c               |   1 +
 tests/check-block-qdict.c          |  24 ++-----
 tests/check-qobject.c              |   5 +-
 tests/check-qom-proplist.c         |   8 +--
 tests/test-base64.c                |   3 +-
 tests/test-bdrv-graph-mod.c        |   4 +-
 tests/test-block-iothread.c        |   3 +-
 tests/test-crypto-cipher.c         |   8 +--
 tests/test-io-task.c               |   4 +-
 tests/test-logging.c               |  12 +---
 tests/test-qemu-opts.c             |  22 ++----
 tests/test-replication.c           | 109 +++++++++--------------------
 tests/test-string-input-visitor.c  |  33 +++------
 tests/test-string-output-visitor.c |  16 ++---
 tests/test-util-filemonitor.c      |   1 +
 ui/vnc.c                           |   6 +-
 60 files changed, 198 insertions(+), 395 deletions(-)

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2.26.2