Merge branch 'topic/jack-free-fix' into topic/hda

* topic/jack-free-fix:
  ALSA: hda - Avoid call of snd_jack_report at release
  ALSA: add private_data to struct snd_jack

4 files changed, 45 insertions, 8 deletions

diff --git a/include/sound/jack.h b/include/sound/jack.h
index 6b013c6f6a0..f236e426a70 100644
--- a/include/sound/jack.h
+++ b/include/sound/jack.h
@@ -50,6 +50,8 @@ struct snd_jack {
 	int type;
 	const char *id;
 	char name[100];
+	void *private_data;
+	void (*private_free)(struct snd_jack *);
 };
 
 #ifdef CONFIG_SND_JACK
diff --git a/sound/core/jack.c b/sound/core/jack.c
index c8254c667c6..d54d1a05fe6 100644
--- a/sound/core/jack.c
+++ b/sound/core/jack.c
@@ -35,6 +35,9 @@ static int snd_jack_dev_free(struct snd_device *device)
 {
 	struct snd_jack *jack = device->device_data;
 
+	if (jack->private_free)
+		jack->private_free(jack);
+
 	/* If the input device is registered with the input subsystem
 	 * then we need to use a different deallocator. */
 	if (jack->registered)
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 1f2ad76ca94..56ce19e68cb 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -350,12 +350,20 @@ static int conexant_mux_enum_put(struct snd_kcontrol *kcontrol,
 }
 
 #ifdef CONFIG_SND_JACK
+static void conexant_free_jack_priv(struct snd_jack *jack)
+{
+	struct conexant_jack *jacks = jack->private_data;
+	jacks->nid = 0;
+	jacks->jack = NULL;
+}
+
 static int conexant_add_jack(struct hda_codec *codec,
 		hda_nid_t nid, int type)
 {
 	struct conexant_spec *spec;
 	struct conexant_jack *jack;
 	const char *name;
+	int err;
 
 	spec = codec->spec;
 	snd_array_init(&spec->jacks, sizeof(*jack), 32);
@@ -368,7 +376,12 @@ static int conexant_add_jack(struct hda_codec *codec,
 	jack->nid = nid;
 	jack->type = type;
 
-	return snd_jack_new(codec->bus->card, name, type, &jack->jack);
+	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
+	if (err < 0)
+		return err;
+	jack->jack->private_data = jack;
+	jack->jack->private_free = conexant_free_jack_priv;
+	return 0;
 }
 
 static void conexant_report_jack(struct hda_codec *codec, hda_nid_t nid)
@@ -455,8 +468,10 @@ static void conexant_free(struct hda_codec *codec)
 	if (spec->jacks.list) {
 		struct conexant_jack *jacks = spec->jacks.list;
 		int i;
-		for (i = 0; i < spec->jacks.used; i++)
-			snd_device_free(codec->bus->card, &jacks[i].jack);
+		for (i = 0; i < spec->jacks.used; i++, jacks++) {
+			if (jacks->jack)
+				snd_device_free(codec->bus->card, jacks->jack);
+		}
 		snd_array_free(&spec->jacks);
 	}
 #endif
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 61996a2f45d..ce30b459aee 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -3851,6 +3851,15 @@ static void stac_gpio_set(struct hda_codec *codec, unsigned int mask,
 			   AC_VERB_SET_GPIO_DATA, gpiostate); /* sync */
 }
 
+#ifdef CONFIG_SND_JACK
+static void stac92xx_free_jack_priv(struct snd_jack *jack)
+{
+	struct sigmatel_jack *jacks = jack->private_data;
+	jacks->nid = 0;
+	jacks->jack = NULL;
+}
+#endif
+
 static int stac92xx_add_jack(struct hda_codec *codec,
 		hda_nid_t nid, int type)
 {
@@ -3860,6 +3869,7 @@ static int stac92xx_add_jack(struct hda_codec *codec,
 	int def_conf = snd_hda_codec_get_pincfg(codec, nid);
 	int connectivity = get_defcfg_connect(def_conf);
 	char name[32];
+	int err;
 
 	if (connectivity && connectivity != AC_JACK_PORT_FIXED)
 		return 0;
@@ -3876,10 +3886,15 @@ static int stac92xx_add_jack(struct hda_codec *codec,
 		snd_hda_get_jack_connectivity(def_conf),
 		snd_hda_get_jack_location(def_conf));
 
-	return snd_jack_new(codec->bus->card, name, type, &jack->jack);
-#else
-	return 0;
+	err = snd_jack_new(codec->bus->card, name, type, &jack->jack);
+	if (err < 0) {
+		jack->nid = 0;
+		return err;
+	}
+	jack->jack->private_data = jack;
+	jack->jack->private_free = stac92xx_free_jack_priv;
 #endif
+	return 0;
 }
 
 static int stac_add_event(struct sigmatel_spec *spec, hda_nid_t nid,
@@ -4138,8 +4153,10 @@ static void stac92xx_free_jacks(struct hda_codec *codec)
 	if (!codec->bus->shutdown && spec->jacks.list) {
 		struct sigmatel_jack *jacks = spec->jacks.list;
 		int i;
-		for (i = 0; i < spec->jacks.used; i++)
-			snd_device_free(codec->bus->card, &jacks[i].jack);
+		for (i = 0; i < spec->jacks.used; i++, jacks++) {
+			if (jacks->jack)
+				snd_device_free(codec->bus->card, jacks->jack);
+		}
 	}
 	snd_array_free(&spec->jacks);
 #endif