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* [PATCH] samples/bpf: Remove unused variables
@ 2024-10-09  8:21 Zhu Jun
  2024-10-10  1:30 ` patchwork-bot+netdevbpf
  0 siblings, 1 reply; 7+ messages in thread
From: Zhu Jun @ 2024-10-09  8:21 UTC (permalink / raw)
  To: martin.lau
  Cc: eddyz87, song, yonghong.song, john.fastabend, kpsingh, sdf,
	haoluo, jolsa, bpf, linux-kernel, andrii, daniel, ast, Zhu Jun

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

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
---
 samples/bpf/tc_l2_redirect_kern.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/samples/bpf/tc_l2_redirect_kern.c b/samples/bpf/tc_l2_redirect_kern.c
index fd2fa0004330..0b48f7ddf521 100644
--- a/samples/bpf/tc_l2_redirect_kern.c
+++ b/samples/bpf/tc_l2_redirect_kern.c
@@ -58,7 +58,6 @@ static __always_inline bool is_vip_addr(__be16 eth_proto, __be32 daddr)
 SEC("l2_to_iptun_ingress_forward")
 int _l2_to_iptun_ingress_forward(struct __sk_buff *skb)
 {
-	struct bpf_tunnel_key tkey = {};
 	void *data = (void *)(long)skb->data;
 	struct eth_hdr *eth = data;
 	void *data_end = (void *)(long)skb->data_end;
@@ -205,7 +204,6 @@ int _l2_to_ip6tun_ingress_redirect(struct __sk_buff *skb)
 SEC("drop_non_tun_vip")
 int _drop_non_tun_vip(struct __sk_buff *skb)
 {
-	struct bpf_tunnel_key tkey = {};
 	void *data = (void *)(long)skb->data;
 	struct eth_hdr *eth = data;
 	void *data_end = (void *)(long)skb->data_end;
-- 
2.17.1




^ permalink raw reply related	[flat|nested] 7+ messages in thread
* [PATCH] samples/bpf: Remove unused variables
@ 2024-11-11  6:23 Zhu Jun
  2024-11-13 20:30 ` patchwork-bot+netdevbpf
  2024-11-13 20:41 ` Andrii Nakryiko
  0 siblings, 2 replies; 7+ messages in thread
From: Zhu Jun @ 2024-11-11  6:23 UTC (permalink / raw)
  To: martin.lau
  Cc: eddyz87, yonghong.song, john.fastabend, sdf, haoluo, jolsa, bpf,
	linux-kernel, zhujun2

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

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
---
 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




^ permalink raw reply related	[flat|nested] 7+ messages in thread
* [PATCH] samples/bpf:Remove unused variables
@ 2024-08-20  8:17 Zhu Jun
  2024-08-21 20:46 ` Yonghong Song
  0 siblings, 1 reply; 7+ messages in thread
From: Zhu Jun @ 2024-08-20  8:17 UTC (permalink / raw)
  To: martin.lau
  Cc: eddyz87, song, yonghong.song, john.fastabend, kpsingh, sdf,
	haoluo, linux-kernel, zhujun2

The variable is never referenced in the code, just remove them

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
---
 samples/bpf/tcbpf1_kern.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/samples/bpf/tcbpf1_kern.c b/samples/bpf/tcbpf1_kern.c
index e9356130f84e..dc4ba5fe9c73 100644
--- a/samples/bpf/tcbpf1_kern.c
+++ b/samples/bpf/tcbpf1_kern.c
@@ -56,7 +56,6 @@ SEC("classifier")
 int bpf_prog1(struct __sk_buff *skb)
 {
 	__u8 proto = load_byte(skb, ETH_HLEN + offsetof(struct iphdr, protocol));
-	long *value;
 
 	if (proto == IPPROTO_TCP) {
 		set_ip_tos(skb, 8);
-- 
2.17.1




^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2024-11-13 20:42 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-10-09  8:21 [PATCH] samples/bpf: Remove unused variables Zhu Jun
2024-10-10  1:30 ` patchwork-bot+netdevbpf
  -- strict thread matches above, loose matches on Subject: below --
2024-11-11  6:23 Zhu Jun
2024-11-13 20:30 ` patchwork-bot+netdevbpf
2024-11-13 20:41 ` Andrii Nakryiko
2024-08-20  8:17 [PATCH] samples/bpf:Remove " Zhu Jun
2024-08-21 20:46 ` Yonghong Song

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