[libvirt] [PATCH] qemu: check the validity of a pointer
In the current code if mem_mask is NULL there is a "goto error", but
we freeing it without knowing if mem_mask is NULL or not, therefor
I've had a check.
Signed-off-by: Matthias Gatto <matthias.gatto(a)outscale.com>
---
src/qemu/qemu_cgroup.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/qemu/qemu_cgroup.c b/src/qemu/qemu_cgroup.c
index ca255c8..926726c 100644
--- a/src/qemu/qemu_cgroup.c
+++ b/src/qemu/qemu_cgroup.c
@@ -810,7 +810,8 @@ qemuRestoreCgroupState(virDomainObjPtr vm)
goto error;
cleanup:
- VIR_FREE(mem_mask);
+ if (mem_mask)
+ VIR_FREE(mem_mask);
virBitmapFree(all_nodes);
return;
--
1.8.3.1