Messages in this thread Patch in this message | | | Date | Wed, 05 Apr 2017 12:21:12 -0400 | From | Steven Rostedt <> | Subject | [for-next][PATCH 3/7] ftrace: Return NULL at end of t_start() instead of calling t_hash_start() |
| |
From: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
The loop in t_start() of calling t_next() will call t_hash_start() if the pos is beyond the functions and enters the hash items. There's no reason to check if p is NULL and call t_hash_start(), as that would be redundant.
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> --- kernel/trace/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 3165b7f840e6..421530831ddd 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -3255,7 +3255,7 @@ static void *t_start(struct seq_file *m, loff_t *pos) } if (!p) - return t_hash_start(m, pos); + return NULL; return iter; } -- 2.10.2
| |