libvirt/libvirt-qemu_conf-clear-domain-before-VIR_DELETE_ELEMENT.patch
2019-09-30 10:58:53 -04:00

37 lines
1.1 KiB
Diff

From ba3884fbb6321923d6b3f88dce82ba01974f8a4d Mon Sep 17 00:00:00 2001
From: Xu Yandong <xuyandong2@huawei.com>
Date: Thu, 25 Jul 2019 12:18:23 +0800
Subject: [PATCH] qemu_conf: clear domain before VIR_DELETE_ELEMENT
The macro VIR_DELETE_ELEMENT assume that the items being deleted have
already been cleared, so we must explicitly delete domain memory to
prevent a memory leak.
Signed-off-by: Xu Yandong <xuyandong2@huawei.com>
---
src/qemu/qemu_conf.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index 8312f99..29bd07e 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -1672,10 +1672,12 @@ qemuSharedDeviceEntryRemove(virQEMUDriverPtr driver,
if (!qemuSharedDeviceEntryDomainExists(entry, name, &idx))
return 0;
- if (entry->ref != 1)
+ if (entry->ref != 1) {
+ VIR_FREE(entry->domains[idx]);
VIR_DELETE_ELEMENT(entry->domains, idx, entry->ref);
- else
+ } else {
ignore_value(virHashRemoveEntry(driver->sharedDevices, key));
+ }
return 0;
}
--
2.19.1