aboutsummaryrefslogtreecommitdiff
path: root/net/sched/cls_cgroup.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/sched/cls_cgroup.c')
-rw-r--r--net/sched/cls_cgroup.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 0f815cc6a3d..e4877ca6727 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -161,6 +161,9 @@ static int cls_cgroup_change(struct tcf_proto *tp, unsigned long base,
struct tcf_exts e;
int err;
+ if (!tca[TCA_OPTIONS])
+ return -EINVAL;
+
if (head == NULL) {
if (!handle)
return -EINVAL;