[PATCH] qemuAppendDomainMemoryMachineParams: Refactor formatting of 'dump-guest-core'

[Peter Krempa <pkrempa@xxxxxxxxxx>]

Use virTristateSwitchFromBool to fill in the default if user didn't
request it explicitly.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_command.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 150824f2e1..bb2a3ea82f 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -6625,15 +6625,13 @@ qemuAppendDomainMemoryMachineParams(virBuffer *buf,
                                     const virDomainDef *def,
                                     virQEMUCaps *qemuCaps)
 {
+    virTristateSwitch dump = def->mem.dump_core;
     size_t i;

-    if (def->mem.dump_core) {
-        virBufferAsprintf(buf, ",dump-guest-core=%s",
-                          virTristateSwitchTypeToString(def->mem.dump_core));
-    } else {
-        virBufferAsprintf(buf, ",dump-guest-core=%s",
-                          cfg->dumpGuestCore ? "on" : "off");
-    }
+    if (dump == VIR_TRISTATE_SWITCH_ABSENT)
+        dump = virTristateSwitchFromBool(cfg->dumpGuestCore);
+
+    virBufferAsprintf(buf, ",dump-guest-core=%s", virTristateSwitchTypeToString(dump));

     if (def->mem.nosharepages)
         virBufferAddLit(buf, ",mem-merge=off");
-- 
2.37.3