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From: Tzvetomir Stoyanov <tstoyanov@vmware.com>
To: rostedt@goodmis.org
Cc: linux-trace-devel@vger.kernel.org
Subject: [PATCH v4 2/6] trace-cmd: Fix "trace-cmd reset -a -d" segfault
Date: Mon, 11 Mar 2019 10:33:35 +0200	[thread overview]
Message-ID: <20190311083339.21581-3-tstoyanov@vmware.com> (raw)
In-Reply-To: <20190311083339.21581-1-tstoyanov@vmware.com>

This patch fixes a segfault when "trace-cmd reset -a -d"
is executed and there is at least one ftrace instance created.

Signed-off-by: Tzvetomir Stoyanov <tstoyanov@vmware.com>
---
 tracecmd/trace-record.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tracecmd/trace-record.c b/tracecmd/trace-record.c
index fc658b2..d7267fe 100644
--- a/tracecmd/trace-record.c
+++ b/tracecmd/trace-record.c
@@ -4472,14 +4472,14 @@ void trace_reset(int argc, char **argv)
 		case 'a':
 			last_specified_all = 1;
 			add_all_instances();
-			for_each_instance(instance) {
-				instance->flags |= BUFFER_FL_KEEP;
+			for_each_instance(inst) {
+				inst->flags |= BUFFER_FL_KEEP;
 			}
 			break;
 		case 'd':
 			if (last_specified_all) {
 				for_each_instance(inst) {
-					instance->flags &= ~BUFFER_FL_KEEP;
+					inst->flags &= ~BUFFER_FL_KEEP;
 				}
 			} else {
 				if (is_top_instance(instance))
-- 
2.20.1


  parent reply	other threads:[~2019-03-11  8:33 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-11  8:33 [PATCH v4 0/6] trace-cmd reset fixes Tzvetomir Stoyanov
2019-03-11  8:33 ` [PATCH v4 1/6] trace-cmd: Fix "trace-cmd reset" command to restore "tracng_on" Tzvetomir Stoyanov
2019-03-11  8:33 ` Tzvetomir Stoyanov [this message]
2019-03-11  8:33 ` [PATCH v4 3/6] trace-cmd: Fix "trace-cmd reset" command to restore default clock Tzvetomir Stoyanov
2019-03-11  8:33 ` [PATCH v4 4/6] trace-cmd: Reafctored add_event_pid()to utilize write_instance_file() Tzvetomir Stoyanov
2019-03-11  8:33 ` [PATCH v4 5/6] trace-cmd: Fix "trace-cmd reset" command to restore the default value of set_event_pid Tzvetomir Stoyanov
2019-03-11  8:33 ` [PATCH v4 6/6] trace-cmd: Reafctored reset_max_latency() to utilize write_instance_file() Tzvetomir Stoyanov
2019-03-13  1:28   ` Steven Rostedt
2019-03-11 13:02 ` [PATCH v4 0/6] trace-cmd reset fixes Slavomir Kaslev

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