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[Qemu-devel] [PATCH 2/5] libqos: Allow calling guest_free on NULL pointe
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH 2/5] libqos: Allow calling guest_free on NULL pointer |
Date: |
Fri, 24 Apr 2015 18:53:21 +0800 |
Signed-off-by: Fam Zheng <address@hidden>
---
tests/libqos/malloc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tests/libqos/malloc.c b/tests/libqos/malloc.c
index 67f3190..c15be89 100644
--- a/tests/libqos/malloc.c
+++ b/tests/libqos/malloc.c
@@ -283,6 +283,9 @@ uint64_t guest_alloc(QGuestAllocator *allocator, size_t
size)
void guest_free(QGuestAllocator *allocator, uint64_t addr)
{
+ if (!addr) {
+ return;
+ }
mlist_free(allocator, addr);
if (allocator->opts & ALLOC_PARANOID) {
mlist_check(allocator);
--
1.9.3