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Groups > linux.kernel > #1261763

[for-next][PATCH 12/13] tracing: is_legal_op() can return boolean

From Steven Rostedt <rostedt@goodmis.org>
Newsgroups linux.kernel
Subject [for-next][PATCH 12/13] tracing: is_legal_op() can return boolean
Date 2015-11-03 19:10 +0100
Message-ID <qqObV-6gN-47@gated-at.bofh.it> (permalink)
References <qqObU-6gN-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Yaowei Bai <bywxiaobai@163.com>

Make is_legal_op() return bool to improve readability due to this particular
function only using either one or zero as its return value.

No functional change.

Link: http://lkml.kernel.org/r/1443537816-5788-8-git-send-email-bywxiaobai@163.com

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 kernel/trace/trace_events_filter.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index bd1bf184c5c9..f93a219b18da 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -973,15 +973,15 @@ static bool is_string_field(struct ftrace_event_field *field)
 	       field->filter_type == FILTER_PTR_STRING;
 }
 
-static int is_legal_op(struct ftrace_event_field *field, int op)
+static bool is_legal_op(struct ftrace_event_field *field, int op)
 {
 	if (is_string_field(field) &&
 	    (op != OP_EQ && op != OP_NE && op != OP_GLOB))
-		return 0;
+		return false;
 	if (!is_string_field(field) && op == OP_GLOB)
-		return 0;
+		return false;
 
-	return 1;
+	return true;
 }
 
 static filter_pred_fn_t select_comparison_fn(int op, int field_size,
-- 
2.6.1


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[for-next][PATCH 12/13] tracing: is_legal_op() can return boolean Steven Rostedt <rostedt@goodmis.org> - 2015-11-03 19:10 +0100

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