[PATCH 2/2] ch: preserve last error before stop fix

[Kirill Shchetiniuk <kshcheti@xxxxxxxxxx>]

Add last meaningful error preservation to virCHProcessStop.

Signed-off-by: Kirill Shchetiniuk <kshcheti@xxxxxxxxxx>
---
 src/ch/ch_process.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ch/ch_process.c b/src/ch/ch_process.c
index 9a85f7869e..38d466eaeb 100644
--- a/src/ch/ch_process.c
+++ b/src/ch/ch_process.c
@@ -995,11 +995,15 @@ virCHProcessStop(virCHDriver *driver,
     virCHDomainObjPrivate *priv = vm->privateData;
     virCHDriverConfig *cfg = virCHDriverGetConfig(driver);
     virDomainDef *def = vm->def;
+    virErrorPtr orig_err = NULL;
     size_t i;
 
     VIR_DEBUG("Stopping VM name=%s pid=%d reason=%d",
               vm->def->name, (int)vm->pid, (int)reason);
 
+    /* Preserve origin error */
+    virErrorPreserveLast(&orig_err);
+
     if (priv->monitor) {
         g_clear_pointer(&priv->monitor, virCHMonitorClose);
     }
@@ -1032,6 +1036,8 @@ virCHProcessStop(virCHDriver *driver,
 
     virHostdevReAttachDomainDevices(driver->hostdevMgr, CH_DRIVER_NAME, def,
                                     hostdev_flags);
+
+    virErrorRestore(&orig_err);
     return 0;
 }
 
-- 
2.48.1