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Date: Mon, 27 Jun 2022 10:19:06 +0800
From: Linyu Yuan <quic_linyyuan@...cinc.com>
To: Steven Rostedt <rostedt@...dmis.org>,
Masami Hiramatsu <mhiramat@...nel.org>,
Tom Zanussi <zanussi@...nel.org>
CC: <linux-kernel@...r.kernel.org>,
Linyu Yuan <quic_linyyuan@...cinc.com>
Subject: [PATCH v7 2/4] tracing: eprobe: remove duplicate is_good_name() operation
traceprobe_parse_event_name() already validate SYSTEM and EVENT name,
there is no need to call is_good_name() after it.
Acked-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>
Signed-off-by: Linyu Yuan <quic_linyyuan@...cinc.com>
---
v2: drop v1 change as it is NACK.
add it to remove duplicate is_good_name().
v3: move it as first patch.
v4: no change
v5: add Acked-by tag
v6: keep is_good_name() check for group and event name
add trace_probe_log_set_index(1) to report correct error message.
v7: move trace_probe_log_set_index() to seprate patch#1
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 b805b57..8979cb9e 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);
--
2.7.4
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