kernel/trace_probe: is_good_name can be boolean

This patch makes is_good_name 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/1442929393-4753-2-git-send-email-bywxiaobai@163.com
Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index b98dee9..f6398db 100644 (file)
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -302,15 +302,15 @@ static nokprobe_inline void call_fetch(struct fetch_param *fprm,
 }
 
 /* Check the name is good for event/group/fields */
-static inline int is_good_name(const char *name)
+static inline bool is_good_name(const char *name)
 {
        if (!isalpha(*name) && *name != '_')
-               return 0;
+               return false;
        while (*++name != '\0') {
                if (!isalpha(*name) && !isdigit(*name) && *name != '_')
-                       return 0;
+                       return false;
        }
-       return 1;
+       return true;
 }
 
 static inline struct event_file_link *