linux-kernel - [PATCH] samples/bpf: Remove unused variable

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Message-Id: <20241120032241.5657-1-zhujun2@cmss.chinamobile.com>
Date: Tue, 19 Nov 2024 19:22:41 -0800
From: Zhu Jun <zhujun2@...s.chinamobile.com>
To: martin.lau@...ux.dev
Cc: song@...nel.org,
	eddyz87@...il.com,
	yonghong.song@...ux.dev,
	kpsingh@...nel.org,
	sdf@...ichev.me,
	haoluo@...gle.com,
	jolsa@...nel.org,
	netdev@...r.kernel.org,
	bpf@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	zhujun2@...s.chinamobile.com
Subject: [PATCH] samples/bpf: Remove unused variable

The variable is never referenced in the code, just remove it
that this problem was discovered by reading code

Signed-off-by: Zhu Jun <zhujun2@...s.chinamobile.com>
---
 samples/bpf/xdp2skb_meta_kern.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/samples/bpf/xdp2skb_meta_kern.c b/samples/bpf/xdp2skb_meta_kern.c
index af29a1bde..3c36c25d9 100644
--- a/samples/bpf/xdp2skb_meta_kern.c
+++ b/samples/bpf/xdp2skb_meta_kern.c
@@ -63,7 +63,6 @@ SEC("tc_mark")
 int _tc_mark(struct __sk_buff *ctx)
 {
 	void *data      = (void *)(unsigned long)ctx->data;
-	void *data_end  = (void *)(unsigned long)ctx->data_end;
 	void *data_meta = (void *)(unsigned long)ctx->data_meta;
 	struct meta_info *meta = data_meta;
 
-- 
2.17.1