Re: [PATCH RESEND 11/20] qemu_driver.c: modernize qemuNodeDeviceReAttach()

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On 1/18/21 2:53 PM, Daniel Henrique Barboza wrote:
Add virObjectUnref an autoptr cleanup func for virNodeDevice,
then remove all unref and free calls from qemuNodeDeviceReAttach().

Signed-off-by: Daniel Henrique Barboza <danielhb413@xxxxxxxxx>

This patch is obsoleted by your own commit
23cdab6a3de0f6336505adcb446f77a6e0628e6b

---
  src/datatypes.h        |  2 ++
  src/qemu/qemu_driver.c | 32 ++++++++++++--------------------
  2 files changed, 14 insertions(+), 20 deletions(-)

diff --git a/src/datatypes.h b/src/datatypes.h
index ade3779e43..7a88aba0df 100644
--- a/src/datatypes.h
+++ b/src/datatypes.h
@@ -707,6 +707,8 @@ struct _virNodeDevice {
      char *parentName;                   /* parent device name */
  };
+G_DEFINE_AUTOPTR_CLEANUP_FUNC(virNodeDevice, virObjectUnref);
+
  /**
   * _virSecret:
   *
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 7581e3c8cb..f9aa93fa3e 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -12045,17 +12045,16 @@ static int
  qemuNodeDeviceReAttach(virNodeDevicePtr dev)
  {
      virQEMUDriverPtr driver = dev->conn->privateData;
-    virPCIDevicePtr pci = NULL;
+    g_autoptr(virPCIDevice) pci = NULL;
      virPCIDeviceAddress devAddr;
-    int ret = -1;
-    virNodeDeviceDefPtr def = NULL;
+    g_autoptr(virNodeDeviceDef) def = NULL;
      g_autofree char *xml = NULL;
      virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
-    virConnectPtr nodeconn = NULL;
-    virNodeDevicePtr nodedev = NULL;
+    g_autoptr(virConnect) nodeconn = NULL;
+    g_autoptr(virNodeDevice) nodedev = NULL;
if (!(nodeconn = virGetConnectNodeDev()))
-        goto cleanup;
+        return -1;
/* 'dev' is associated with the QEMU virConnectPtr,
       * so for split daemons, we need to get a copy that
@@ -12063,36 +12062,29 @@ qemuNodeDeviceReAttach(virNodeDevicePtr dev)
       */
      if (!(nodedev = virNodeDeviceLookupByName(
                nodeconn, virNodeDeviceGetName(dev))))
-        goto cleanup;
+        return -1;
xml = virNodeDeviceGetXMLDesc(nodedev, 0);
      if (!xml)
-        goto cleanup;
+        return -1;
def = virNodeDeviceDefParseString(xml, EXISTING_DEVICE, NULL);
      if (!def)
-        goto cleanup;
+        return -1;
/* ACL check must happen against original 'dev',
       * not the new 'nodedev' we acquired */
      if (virNodeDeviceReAttachEnsureACL(dev->conn, def) < 0)
-        goto cleanup;
+        return -1;
if (virDomainDriverNodeDeviceGetPCIInfo(def, &devAddr) < 0)
-        goto cleanup;
+        return -1;
pci = virPCIDeviceNew(&devAddr);
      if (!pci)
-        goto cleanup;
-
-    ret = virHostdevPCINodeDeviceReAttach(hostdev_mgr, pci);
+        return -1;
- virPCIDeviceFree(pci);
- cleanup:
-    virNodeDeviceDefFree(def);
-    virObjectUnref(nodedev);
-    virObjectUnref(nodeconn);
-    return ret;
+    return virHostdevPCINodeDeviceReAttach(hostdev_mgr, pci);
  }
static int





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