linux-kernel - [for-next][PATCH 20/23] tracing: eprobe: Remove duplicate is_good

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Message-ID: <20220714164331.609693610@goodmis.org>
Date:   Thu, 14 Jul 2022 12:43:16 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     linux-kernel@...r.kernel.org
Cc:     Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
        Tom Zanussi <zanussi@...nel.org>,
        Linyu Yuan <quic_linyyuan@...cinc.com>
Subject: [for-next][PATCH 20/23] tracing: eprobe: Remove duplicate is_good_name() operation

From: Linyu Yuan <quic_linyyuan@...cinc.com>

traceprobe_parse_event_name() already validate SYSTEM and EVENT name,
there is no need to call is_good_name() after it.

Link: https://lore.kernel.org/all/1656296348-16111-3-git-send-email-quic_linyyuan@quicinc.com/

Acked-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>
Reviewed-by: Tom Zanussi <zanussi@...nel.org>
Signed-off-by: Linyu Yuan <quic_linyyuan@...cinc.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>
---
 kernel/trace/trace_eprobe.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/trace/trace_eprobe.c b/kernel/trace/trace_eprobe.c
index b805b570305f..8979cb9ec37a 100644
--- a/kernel/trace/trace_eprobe.c
+++ b/kernel/trace/trace_eprobe.c
@@ -887,8 +887,6 @@ static int __trace_eprobe_create(int argc, const char *argv[])
 					  sys_event - argv[1]);
 	if (ret || !sys_name)
 		goto parse_error;
-	if (!is_good_name(sys_event) || !is_good_name(sys_name))
-		goto parse_error;
 
 	mutex_lock(&event_mutex);
 	event_call = find_and_get_event(sys_name, sys_event);
-- 
2.35.1