1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
From 58f9dc9bd12a51efa12dbc67e200f4d85cd3da07 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Fri, 29 Nov 2019 22:28:26 +0100
Subject: [PATCH 2/5] ucm: return always at least NULL if no list is available
in snd_use_case_get_list()
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Upstream-Status: Backport
Signed-off-by: Tanu Kaskinen <tanuk@iki.fi>
---
src/ucm/main.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/ucm/main.c b/src/ucm/main.c
index 252e50d9..b80db65f 100644
--- a/src/ucm/main.c
+++ b/src/ucm/main.c
@@ -1160,8 +1160,10 @@ static int get_supcon_device_list(snd_use_case_mgr_t *uc_mgr,
modifier = find_modifier(uc_mgr, verb, name, 0);
if (modifier) {
- if (modifier->dev_list.type != type)
+ if (modifier->dev_list.type != type) {
+ *list = NULL;
return 0;
+ }
return get_list(&modifier->dev_list.list, list,
struct dev_list_node, list,
name);
@@ -1169,8 +1171,10 @@ static int get_supcon_device_list(snd_use_case_mgr_t *uc_mgr,
device = find_device(uc_mgr, verb, name, 0);
if (device) {
- if (device->dev_list.type != type)
+ if (device->dev_list.type != type) {
+ *list = NULL;
return 0;
+ }
return get_list(&device->dev_list.list, list,
struct dev_list_node, list,
name);
--
2.20.1
|
