[PATCH 06/12] qemuAgentGetHostname: Refactor to remove cleanup section

Peter Krempa pkrempa at redhat.com
Mon Mar 16 08:35:48 UTC 2020


Use g_autoptr instead.

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_agent.c | 26 +++++++++-----------------
 1 file changed, 9 insertions(+), 17 deletions(-)

diff --git a/src/qemu/qemu_agent.c b/src/qemu/qemu_agent.c
index c55b989467..07aba2b45d 100644
--- a/src/qemu/qemu_agent.c
+++ b/src/qemu/qemu_agent.c
@@ -1720,44 +1720,36 @@ int
 qemuAgentGetHostname(qemuAgentPtr agent,
                      char **hostname)
 {
-    int ret = -1;
-    virJSONValuePtr cmd;
-    virJSONValuePtr reply = NULL;
+    g_autoptr(virJSONValue) cmd = qemuAgentMakeCommand("guest-get-host-name", NULL);
+    g_autoptr(virJSONValue) reply = NULL;
     virJSONValuePtr data = NULL;
     const char *result = NULL;

-    cmd = qemuAgentMakeCommand("guest-get-host-name",
-                               NULL);
-
     if (!cmd)
-        return ret;
+        return -1;

     if (qemuAgentCommand(agent, cmd, &reply, agent->timeout) < 0) {
         if (qemuAgentErrorCommandUnsupported(reply))
-            ret = -2;
-        goto cleanup;
+            return -2;
+
+        return -1;
     }

     if (!(data = virJSONValueObjectGet(reply, "return"))) {
         virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                        _("malformed return value"));
-        goto cleanup;
+        return -1;
     }

     if (!(result = virJSONValueObjectGetString(data, "host-name"))) {
         virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                        _("'host-name' missing in guest-get-host-name reply"));
-        goto cleanup;
+        return -1;
     }

     *hostname = g_strdup(result);

-    ret = 0;
-
- cleanup:
-    virJSONValueFree(cmd);
-    virJSONValueFree(reply);
-    return ret;
+    return 0;
 }


-- 
2.24.1




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