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From: Yuntao Wang <ytcoode@gmail.com>
To: Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@redhat.com>
Cc: linux-kernel@vger.kernel.org, Yuntao Wang <ytcoode@gmail.com>
Subject: [PATCH] tracing: Remove redundant assignment to variable ret
Date: Sun, 16 Jan 2022 22:48:05 +0800	[thread overview]
Message-ID: <20220116144805.102999-1-ytcoode@gmail.com> (raw)

The value assigned to variable ret is never read, the assignment is
redundant and can be removed.

Signed-off-by: Yuntao Wang <ytcoode@gmail.com>
---
 kernel/trace/ftrace.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 403e485bf091..48499f58ce47 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -7122,9 +7122,9 @@ void __init ftrace_init(void)
 
 	last_ftrace_enabled = ftrace_enabled = 1;
 
-	ret = ftrace_process_locs(NULL,
-				  __start_mcount_loc,
-				  __stop_mcount_loc);
+	ftrace_process_locs(NULL,
+			    __start_mcount_loc,
+			    __stop_mcount_loc);
 
 	pr_info("ftrace: allocated %ld pages with %ld groups\n",
 		ftrace_number_of_pages, ftrace_number_of_groups);
-- 
2.34.1


             reply	other threads:[~2022-01-16 14:48 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-16 14:48 Yuntao Wang [this message]
2022-01-17  7:41 ` [PATCH] tracing: Remove redundant assignment to variable ret' Lukas Bulwahn
2022-01-19  4:17   ` [PATCH] tracing: Remove redundant assignment to variable ret Yuntao Wang
2022-01-19  7:15     ` Lukas Bulwahn
2022-01-19 14:57       ` Steven Rostedt
2022-01-20  6:59         ` [PATCH v2] tracing: Deal with error return code of the ftrace_process_locs() function Yuntao Wang
2022-05-24 17:24           ` Steven Rostedt

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