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authorTakashi Iwai <tiwai@suse.de>2012-06-26 14:54:32 +0200
committerTakashi Iwai <tiwai@suse.de>2012-06-26 14:56:20 +0200
commitee48df57c920ab876dd8cf0dcfe5b8893b98e934 (patch)
treeb41a7fde822cf3ba5ea05af6640f48d8b645e745 /sound
parentbefae82e2906cb7155020876a531b0b8c6c8d8c8 (diff)
ALSA: hda - Fix memory leaks in Realtek & Conexant codec parsers
When moved to the helper code, forgot to release the verb arrays. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/hda_auto_parser.c1
-rw-r--r--sound/pci/hda/hda_auto_parser.h10
-rw-r--r--sound/pci/hda/patch_conexant.c5
-rw-r--r--sound/pci/hda/patch_realtek.c2
4 files changed, 16 insertions, 2 deletions
diff --git a/sound/pci/hda/hda_auto_parser.c b/sound/pci/hda/hda_auto_parser.c
index 6e9ef3e2509..f7520b9f909 100644
--- a/sound/pci/hda/hda_auto_parser.c
+++ b/sound/pci/hda/hda_auto_parser.c
@@ -618,7 +618,6 @@ int snd_hda_gen_add_verbs(struct hda_gen_spec *spec,
const struct hda_verb *list)
{
const struct hda_verb **v;
- snd_array_init(&spec->verbs, sizeof(struct hda_verb *), 8);
v = snd_array_new(&spec->verbs);
if (!v)
return -ENOMEM;
diff --git a/sound/pci/hda/hda_auto_parser.h b/sound/pci/hda/hda_auto_parser.h
index 2a7889dfbd1..632ad0ad300 100644
--- a/sound/pci/hda/hda_auto_parser.h
+++ b/sound/pci/hda/hda_auto_parser.h
@@ -157,4 +157,14 @@ void snd_hda_pick_fixup(struct hda_codec *codec,
const struct snd_pci_quirk *quirk,
const struct hda_fixup *fixlist);
+static inline void snd_hda_gen_init(struct hda_gen_spec *spec)
+{
+ snd_array_init(&spec->verbs, sizeof(struct hda_verb *), 8);
+}
+
+static inline void snd_hda_gen_free(struct hda_gen_spec *spec)
+{
+ snd_array_free(&spec->verbs);
+}
+
#endif /* __SOUND_HDA_AUTO_PARSER_H */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 2af0868f78a..2bf99fc1cbf 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -445,8 +445,10 @@ static int conexant_init(struct hda_codec *codec)
static void conexant_free(struct hda_codec *codec)
{
+ struct conexant_spec *spec = codec->spec;
+ snd_hda_gen_free(&spec->gen);
snd_hda_detach_beep_device(codec);
- kfree(codec->spec);
+ kfree(spec);
}
static const struct snd_kcontrol_new cxt_capture_mixers[] = {
@@ -4498,6 +4500,7 @@ static int patch_conexant_auto(struct hda_codec *codec)
if (!spec)
return -ENOMEM;
codec->spec = spec;
+ snd_hda_gen_init(&spec->gen);
switch (codec->vendor_id) {
case 0x14f15045:
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a5534b38460..5ccf10a4d59 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2289,6 +2289,7 @@ static void alc_free(struct hda_codec *codec)
alc_shutup(codec);
alc_free_kctls(codec);
alc_free_bind_ctls(codec);
+ snd_hda_gen_free(&spec->gen);
kfree(spec);
snd_hda_detach_beep_device(codec);
}
@@ -4253,6 +4254,7 @@ static int alc_alloc_spec(struct hda_codec *codec, hda_nid_t mixer_nid)
return -ENOMEM;
codec->spec = spec;
spec->mixer_nid = mixer_nid;
+ snd_hda_gen_init(&spec->gen);
err = alc_codec_rename_from_preset(codec);
if (err < 0) {