qemu: Use correct variable in qemuDomainSetBlockIoTune

'param' contains the correct element from 'params'.

If the group name would not be the first parameter libvirtd would crash.

Introduced in c53bd25b13.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1455510

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index cd513ff9f832e68dab9b902d0028c79c8a10af7a..67f54282a07857b42150010a87ca8196b1102290 100644 (file)
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -17443,7 +17443,7 @@ qemuDomainSetBlockIoTune(virDomainPtr dom,
 
         /* NB: Cannot use macro since this is a value.s not a value.ul */
         if (STREQ(param->field, VIR_DOMAIN_BLOCK_IOTUNE_GROUP_NAME)) {
-            if (VIR_STRDUP(info.group_name, params->value.s) < 0)
+            if (VIR_STRDUP(info.group_name, param->value.s) < 0)
                 goto endjob;
             set_fields |= QEMU_BLOCK_IOTUNE_SET_GROUP_NAME;
             if (virTypedParamsAddString(&eventParams, &eventNparams,