diff mbox

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

Message ID 20170412142140.26649-2-w.bumiller@proxmox.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Wolfgang Bumiller April 12, 2017, 2:21 p.m. UTC 
Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
---
 net/sched/act_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

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) {