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Diffstat (limited to 'sound/core/jack.c')
-rw-r--r--sound/core/jack.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/core/jack.c b/sound/core/jack.c
index 6ebd5f12bc50..dd4a12dc09aa 100644
--- a/sound/core/jack.c
+++ b/sound/core/jack.c
@@ -34,6 +34,7 @@ static int snd_jack_dev_free(struct snd_device *device)
else
input_free_device(jack->input_dev);
+ kfree(jack->id);
kfree(jack);
return 0;
@@ -87,7 +88,7 @@ int snd_jack_new(struct snd_card *card, const char *id, int type,
if (jack == NULL)
return -ENOMEM;
- jack->id = id;
+ jack->id = kstrdup(id, GFP_KERNEL);
jack->input_dev = input_allocate_device();
if (jack->input_dev == NULL) {
@@ -153,6 +154,9 @@ EXPORT_SYMBOL(snd_jack_set_parent);
*/
void snd_jack_report(struct snd_jack *jack, int status)
{
+ if (!jack)
+ return;
+
if (jack->type & SND_JACK_HEADPHONE)
input_report_switch(jack->input_dev, SW_HEADPHONE_INSERT,
status & SND_JACK_HEADPHONE);