linux-kernel - [PATCH] tracing/filters: use list_for_each_entry

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Date:	Mon, 23 Mar 2009 03:26:28 -0500
From:	Tom Zanussi <tzanussi@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>,
	Frédéric Weisbecker <fweisbec@...il.com>
Subject: [PATCH] tracing/filters: use list_for_each_entry_safe

Use list_for_each_entry_safe instead of list_for_each_entry in
find_event_field().

Signed-off-by: Tom Zanussi <tzanussi@...il.com>
Reported-by: Frederic Weisbecker <fweisbec@...il.com>

---
 kernel/trace/trace_events_filter.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 1ab20ce..c4a413b 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -147,11 +147,9 @@ int filter_print_preds(struct filter_pred **preds, char *buf)
 static struct ftrace_event_field *
 find_event_field(struct ftrace_event_call *call, char *name)
 {
-	struct ftrace_event_field *field;
-	struct list_head *entry, *tmp;
+	struct ftrace_event_field *field, *next;
 
-	list_for_each_safe(entry, tmp, &call->fields) {
-		field = list_entry(entry, struct ftrace_event_field, link);
+	list_for_each_entry_safe(field, next, &call->fields, link) {
 		if (!strcmp(field->name, name))
 			return field;
 	}
-- 
1.5.6.3



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