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authorKirill Batuzov <batuzovk@ispras.ru>2014-04-24 18:15:56 +0400
committerMichael S. Tsirkin <mst@redhat.com>2014-05-07 12:13:42 +0300
commit7c38ecd09763107513bacc791856fdbb582a107c (patch)
tree9688dde552fbf182ef80bf5d7ac5937774dd6a47
parent9898370497da3f18e0c9555b65c858eabc78ab50 (diff)
downloadfocaccia-qemu-7c38ecd09763107513bacc791856fdbb582a107c.tar.gz
focaccia-qemu-7c38ecd09763107513bacc791856fdbb582a107c.zip
acpi/pcihp.c: Rewrite acpi_pcihp_get_bsel using object_property_get_int
acpi_pcihp_get_bsel implements functionality of object_property_get_int for
specific property named ACPI_PCIHP_PROP_BSEL, but fails to decrement object's
reference counter properly. Rewriting it using generic object_property_get_int
serves two purposes: reducing code duplication and fixing memory leak.

Signed-off-by: Kirill Batuzov <batuzovk@ispras.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
-rw-r--r--hw/acpi/pcihp.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index f80c48008c..3b143b371b 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -63,16 +63,18 @@ typedef struct AcpiPciHpFind {
 
 static int acpi_pcihp_get_bsel(PCIBus *bus)
 {
-    QObject *o = object_property_get_qobject(OBJECT(bus),
-                                             ACPI_PCIHP_PROP_BSEL, NULL);
-    int64_t bsel = -1;
-    if (o) {
-        bsel = qint_get_int(qobject_to_qint(o));
-    }
-    if (bsel < 0) {
+    Error *local_err = NULL;
+    int64_t bsel = object_property_get_int(OBJECT(bus), ACPI_PCIHP_PROP_BSEL,
+                                           &local_err);
+
+    if (local_err || bsel < 0 || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) {
+        if (local_err) {
+            error_free(local_err);
+        }
         return -1;
+    } else {
+        return bsel;
     }
-    return bsel;
 }
 
 static void acpi_pcihp_test_hotplug_bus(PCIBus *bus, void *opaque)