[libvirt] [PATCH] LXC: check whether we get MemSwap[Total|Usage]

Signed-off-by: Chen Hanxiao <chenhanxiao(a)cn.fujitsu.com&gt; --- src/lxc/lxc_cgroup.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/src/lxc/lxc_cgroup.c b/src/lxc/lxc_cgroup.c index 8dfdc60..39e30ad 100644 --- a/src/lxc/lxc_cgroup.c +++ b/src/lxc/lxc_cgroup.c @@ -288,8 +288,11 @@ int virLXCCgroupGetMeminfo(virLXCMeminfoPtr meminfo) if (virLXCCgroupGetMemUsage(cgroup, meminfo) < 0) goto cleanup; - virLXCCgroupGetMemSwapTotal(cgroup, meminfo); - virLXCCgroupGetMemSwapUsage(cgroup, meminfo); + if (virLXCCgroupGetMemSwapTotal(cgroup, meminfo) < 0) + goto cleanup; + + if (virLXCCgroupGetMemSwapUsage(cgroup, meminfo) < 0) + goto cleanup; ret = 0; cleanup: -- 1.9.0