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ALSA: hda - Fix memory leaks in Realtek & Conexant codec parsers

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When moved to the helper code, forgot to release the verb arrays.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-06-26 14:54:32 +02:00
parent befae82e29
commit ee48df57c9
4 changed files with 16 additions and 2 deletions
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1
sound/pci/hda/hda_auto_parser.c
View File

@ -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;

10
sound/pci/hda/hda_auto_parser.h
View File

@ -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 */

5
sound/pci/hda/patch_conexant.c
View File

@ -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:

2
sound/pci/hda/patch_realtek.c
View File

@ -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) {