[PATCH] samples/bpf: Remove unused variables

[Zhu Jun]

These variables are never referenced in the code, just remove them

Signed-off-by: Zhu Jun <zhujun2@xxxxxxxxxxxxxxxxxxxx>
---
 samples/bpf/tc_l2_redirect_kern.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/samples/bpf/tc_l2_redirect_kern.c b/samples/bpf/tc_l2_redirect_kern.c
index fd2fa0004330..729657d77802 100644
--- a/samples/bpf/tc_l2_redirect_kern.c
+++ b/samples/bpf/tc_l2_redirect_kern.c
@@ -64,8 +64,6 @@ int _l2_to_iptun_ingress_forward(struct __sk_buff *skb)
 	void *data_end = (void *)(long)skb->data_end;
 	int key = 0, *ifindex;
 
-	int ret;
-
 	if (data + sizeof(*eth) > data_end)
 		return TC_ACT_OK;
 
@@ -115,8 +113,6 @@ int _l2_to_iptun_ingress_redirect(struct __sk_buff *skb)
 	void *data_end = (void *)(long)skb->data_end;
 	int key = 0, *ifindex;
 
-	int ret;
-
 	if (data + sizeof(*eth) > data_end)
 		return TC_ACT_OK;
 
-- 
2.17.1