From dcd14a3db65bd07da96ee350bc2b575ad2737596 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Wed, 5 Jun 2019 09:27:45 +0200 Subject: [PATCH] cgroups: prevent segfault Signed-off-by: Christian Brauner --- src/lxc/cgroups/cgfsng.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c index 5e5995f86..9c05fbbe3 100644 --- a/src/lxc/cgroups/cgfsng.c +++ b/src/lxc/cgroups/cgfsng.c @@ -453,8 +453,10 @@ static bool cg_legacy_filter_and_set_cpus(char *path, bool am_initialized) TRACE("The path \""__OFFLINE_CPUS"\" to read offline cpus from does not exist"); } - if ((maxisol == 0) && (maxoffline == 0)) + if ((maxisol == 0) && (maxoffline == 0)) { + cpulist = move_ptr(posscpus); goto copy_parent; + } possmask = lxc_cpumask(posscpus, maxposs); if (!possmask) { @@ -506,8 +508,6 @@ copy_parent: fpath = must_make_path(path, "cpuset.cpus", NULL); ret = lxc_write_to_file(fpath, cpulist, strlen(cpulist), false, 0666); - if (cpulist == posscpus) - cpulist = NULL; if (ret < 0) { SYSERROR("Failed to write cpu list to \"%s\"", fpath); return false; -- 2.47.2