linux-kernel - [PATCH 10/10] trace: Replace printk and WARN

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Date:   Fri, 27 Mar 2020 21:23:57 +0000
From:   Jules Irenge <jbi.octave@...il.com>
To:     julia.lawall@...6.fr
Cc:     boqun.feng@...il.com, Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 10/10] trace: Replace printk and WARN_ON with WARN

Coccinelle suggests replacing printk and WARN_ON with WARN

SUGGESTION: printk + WARN_ON can be just WARN.
Signed-off-by: Jules Irenge <jbi.octave@...il.com>
---
 kernel/trace/trace.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 6b11e4e2150c..1fe31272ea73 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1799,9 +1799,7 @@ static int run_tracer_selftest(struct tracer *type)
 	/* the test is responsible for resetting too */
 	tr->current_trace = saved_tracer;
 	if (ret) {
-		printk(KERN_CONT "FAILED!\n");
-		/* Add the warning after printing 'FAILED' */
-		WARN_ON(1);
+		WARN(1, "FAILED!\n");
 		return -1;
 	}
 	/* Only reset on passing, to avoid touching corrupted buffers */
-- 
2.25.1