From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 7 Feb 2012 03:49:20 +0000 (-0500)
Subject: Fix memleak in lttng list.c
X-Git-Tag: v2.0-pre20~13
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=ef021732eab101776844ec263468004e287fe6e2

Fix memleak in lttng list.c

==26825== 580 bytes in 1 blocks are definitely lost in loss record 13 of 13
==26825==    at 0x4C2779D: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==26825==    by 0x4E2F702: lttng_create_handle (lttng-ctl.c:385)
==26825==    by 0x403A5F: cmd_list (list.c:255)
==26825==    by 0x40217C: main (lttng.c:266)

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/src/bin/lttng/commands/list.c b/src/bin/lttng/commands/list.c
index 7c33046eb..6040d008d 100644
--- a/src/bin/lttng/commands/list.c
+++ b/src/bin/lttng/commands/list.c
@@ -260,6 +260,7 @@ static int list_ust_events(void)
 	size = lttng_list_tracepoints(handle, &event_list);
 	if (size < 0) {
 		ERR("Unable to list UST events");
+		lttng_destroy_handle(handle);
 		return size;
 	}
 
@@ -280,10 +281,12 @@ static int list_ust_events(void)
 	MSG("");
 
 	free(event_list);
+	lttng_destroy_handle(handle);
 
 	return CMD_SUCCESS;
 
 error:
+	lttng_destroy_handle(handle);
 	return -1;
 }
 
@@ -311,6 +314,7 @@ static int list_kernel_events(void)
 	size = lttng_list_tracepoints(handle, &event_list);
 	if (size < 0) {
 		ERR("Unable to list kernel events");
+		lttng_destroy_handle(handle);
 		return size;
 	}
 
@@ -324,9 +328,11 @@ static int list_kernel_events(void)
 
 	free(event_list);
 
+	lttng_destroy_handle(handle);
 	return CMD_SUCCESS;
 
 error:
+	lttng_destroy_handle(handle);
 	return -1;
 }