[PATCH v3 0/4] handle error in feature testing

Justification is in the last patch. Diff to v2 [1]: - instead of RFC where fix was applied only to virMigrate3 now all the places where VIR_DRV_SUPPORTS_FEATURE is used patched to handle errors [1] [RFC PATCH v2] fix error message in virMigrate3 if connection is broken https://www.redhat.com/archives/libvir-list/2020-September/msg01348.html Nikolay Shirokovskiy (4): src: adopt to VIR_DRV_SUPPORTS_FEATURE return -1 libxl: adopt to VIR_DRV_SUPPORTS_FEATURE return -1 qemu: adopt to VIR_DRV_SUPPORTS_FEATURE return -1 src: don't hide error in VIR_DRV_SUPPORTS_FEATURE src/driver.h | 9 +- src/libvirt-domain.c | 511 ++++++++++++++++++++++++++++++-------------- src/libvirt-host.c | 18 +- src/libvirt.c | 7 +- src/libxl/libxl_migration.c | 10 +- src/qemu/qemu_migration.c | 33 ++- 6 files changed, 396 insertions(+), 192 deletions(-) -- 1.8.3.1