From 907bff917a659a8e50e285dc42ef51d7eaba6e62 Mon Sep 17 00:00:00 2001
From: Yaowei Bai <bywxiaobai@163.com>
Date: Tue, 29 Sep 2015 22:43:35 +0800
Subject: [PATCH] tracing: is_legal_op() can return boolean
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 bd1bf184c5c98..f93a219b18daa 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,