[PATCH linux 1/2] net sched actions: fix access to uninitialized data

From: Wolfgang Bumiller
Date: Wed Apr 12 2017 - 10:30:46 EST


Signed-off-by: Wolfgang Bumiller <w.bumiller@xxxxxxxxxxx>
---
net/sched/act_api.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index b70aa57319ea..8cc883c063f0 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -604,7 +604,7 @@ struct tc_action *tcf_action_init_1(struct net *net, struct nlattr *nla,
if (err < 0)
goto err_mod;

- if (tb[TCA_ACT_COOKIE]) {
+ if (name == NULL && tb[TCA_ACT_COOKIE]) {
int cklen = nla_len(tb[TCA_ACT_COOKIE]);

if (cklen > TC_COOKIE_MAX_SIZE) {
--
2.11.0