linux-kernel - [PATCH -next] function_graph: Remove the unused variable func

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Message-Id: <20250307021412.119107-1-jiapeng.chong@linux.alibaba.com>
Date: Fri,  7 Mar 2025 10:14:12 +0800
From: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To: rostedt@...dmis.org
Cc: mhiramat@...nel.org,
	mathieu.desnoyers@...icios.com,
	linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,
	Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
	Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH -next] function_graph: Remove the unused variable func

Variable func is not effectively used, so delete it.

kernel/trace/trace_functions_graph.c:925:16: warning: variable ‘func’ set but not used.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=19250
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 kernel/trace/trace_functions_graph.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 71b2fb068b6b..ed61ff719aa4 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -922,7 +922,6 @@ print_graph_entry_leaf(struct trace_iterator *iter,
 	struct ftrace_graph_ent *call;
 	unsigned long long duration;
 	unsigned long ret_func;
-	unsigned long func;
 	int args_size;
 	int cpu = iter->cpu;
 	int i;
@@ -933,8 +932,6 @@ print_graph_entry_leaf(struct trace_iterator *iter,
 	call = &entry->graph_ent;
 	duration = ret_entry->rettime - ret_entry->calltime;
 
-	func = call->func + iter->tr->text_delta;
-
 	if (data) {
 		struct fgraph_cpu_data *cpu_data;
 
-- 
2.32.0.3.g01195cf9f