On Wed, Jul 14, 2021 at 06:40:57PM +0200, Boris Fiuczynski wrote:
Commit e9b534905f4 introduced an error when parsing an empty list returned from mdevctl.This occurs e.g. if nodedev-undefine is used to undefine the last defined mdev which cuases the following error messages
causes
libvirtd[33143]: internal error: Unexpected format for mdevctl response
libvirtd[33143]: internal error: failed to query mdevs from mdevctl:
libvirtd[33143]: mdevctl failed to updated mediated devices
Signed-off-by: Boris Fiuczynski <fiu...@linux.ibm.com>
---
src/node_device/node_device_driver.c | 5 +++++
tests/nodedevmdevctldata/mdevctl-list-empty.json | 1 +
tests/nodedevmdevctldata/mdevctl-list-empty.out.xml | 0
tests/nodedevmdevctltest.c | 1 +
4 files changed, 7 insertions(+)
create mode 100644 tests/nodedevmdevctldata/mdevctl-list-empty.json
create mode 100644 tests/nodedevmdevctldata/mdevctl-list-empty.out.xml
diff --git a/src/node_device/node_device_driver.c
b/src/node_device/node_device_driver.c
index b4dd57e5f4..b16b05f9b2 100644
--- a/src/node_device/node_device_driver.c
+++ b/src/node_device/node_device_driver.c
@@ -1120,6 +1120,11 @@ nodeDeviceParseMdevctlJSON(const char *jsonstring,
goto error;
}
+ if (virJSONValueArraySize(json_devicelist) == 0) {
+ *devs = outdevs;
+ return 0;
It would be more clear if you just did: *devs = NULL; And I, personally, would also add a VIR_DEBUG here. Other than that Reviewed-by: Martin Kletzander <mklet...@redhat.com>
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