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[ALSA] Intel HD Audio: Use list_for_each_entry(_safe)
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Intel HD Audio: Use list_for_each_entry(_safe) instead of
list_for_each(_safe)

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
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Matthias Kaehlcke authored and Jaroslav Kysela committed Oct 16, 2007
1 parent 50f47ff commit 33206e8
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Showing 2 changed files with 9 additions and 23 deletions.
25 changes: 7 additions & 18 deletions sound/pci/hda/hda_generic.c
Original file line number Diff line number Diff line change
Expand Up @@ -95,13 +95,12 @@ struct hda_gspec {
static void snd_hda_generic_free(struct hda_codec *codec)
{
struct hda_gspec *spec = codec->spec;
struct list_head *p, *n;
struct hda_gnode *node, *n;

if (! spec)
return;
/* free all widgets */
list_for_each_safe(p, n, &spec->nid_list) {
struct hda_gnode *node = list_entry(p, struct hda_gnode, list);
list_for_each_entry_safe(node, n, &spec->nid_list, list) {
if (node->conn_list != node->slist)
kfree(node->conn_list);
kfree(node);
Expand Down Expand Up @@ -203,11 +202,9 @@ static int build_afg_tree(struct hda_codec *codec)
/* FIXME: should avoid the braindead linear search */
static struct hda_gnode *hda_get_node(struct hda_gspec *spec, hda_nid_t nid)
{
struct list_head *p;
struct hda_gnode *node;

list_for_each(p, &spec->nid_list) {
node = list_entry(p, struct hda_gnode, list);
list_for_each_entry(node, &spec->nid_list, list) {
if (node->nid == nid)
return node;
}
Expand Down Expand Up @@ -260,11 +257,9 @@ static int select_input_connection(struct hda_codec *codec, struct hda_gnode *no
*/
static void clear_check_flags(struct hda_gspec *spec)
{
struct list_head *p;
struct hda_gnode *node;

list_for_each(p, &spec->nid_list) {
node = list_entry(p, struct hda_gnode, list);
list_for_each_entry(node, &spec->nid_list, list) {
node->checked = 0;
}
}
Expand Down Expand Up @@ -347,12 +342,10 @@ static struct hda_gnode *parse_output_jack(struct hda_codec *codec,
struct hda_gspec *spec,
int jack_type)
{
struct list_head *p;
struct hda_gnode *node;
int err;

list_for_each(p, &spec->nid_list) {
node = list_entry(p, struct hda_gnode, list);
list_for_each_entry(node, &spec->nid_list, list) {
if (node->type != AC_WID_PIN)
continue;
/* output capable? */
Expand Down Expand Up @@ -664,7 +657,6 @@ static int parse_input_path(struct hda_codec *codec, struct hda_gnode *adc_node)
static int parse_input(struct hda_codec *codec)
{
struct hda_gspec *spec = codec->spec;
struct list_head *p;
struct hda_gnode *node;
int err;

Expand All @@ -673,8 +665,7 @@ static int parse_input(struct hda_codec *codec)
* If it reaches to certain input PINs, we take it as the
* input path.
*/
list_for_each(p, &spec->nid_list) {
node = list_entry(p, struct hda_gnode, list);
list_for_each_entry(node, &spec->nid_list, list) {
if (node->wid_caps & AC_WCAP_DIGITAL)
continue; /* skip SPDIF */
if (node->type == AC_WID_AUD_IN) {
Expand Down Expand Up @@ -943,16 +934,14 @@ static int parse_loopback_path(struct hda_codec *codec, struct hda_gspec *spec,
static int build_loopback_controls(struct hda_codec *codec)
{
struct hda_gspec *spec = codec->spec;
struct list_head *p;
struct hda_gnode *node;
int err;
const char *type;

if (! spec->out_pin_node[0])
return 0;

list_for_each(p, &spec->nid_list) {
node = list_entry(p, struct hda_gnode, list);
list_for_each_entry(node, &spec->nid_list, list) {
if (node->type != AC_WID_PIN)
continue;
/* input capable? */
Expand Down
7 changes: 2 additions & 5 deletions sound/pci/hda/hda_intel.c
Original file line number Diff line number Diff line change
Expand Up @@ -1393,7 +1393,6 @@ static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec,

static int __devinit azx_pcm_create(struct azx *chip)
{
struct list_head *p;
struct hda_codec *codec;
int c, err;
int pcm_dev;
Expand All @@ -1404,8 +1403,7 @@ static int __devinit azx_pcm_create(struct azx *chip)

/* create audio PCMs */
pcm_dev = 0;
list_for_each(p, &chip->bus->codec_list) {
codec = list_entry(p, struct hda_codec, list);
list_for_each_entry(codec, &chip->bus->codec_list, list) {
for (c = 0; c < codec->num_pcms; c++) {
if (codec->pcm_info[c].is_modem)
continue; /* create later */
Expand All @@ -1424,8 +1422,7 @@ static int __devinit azx_pcm_create(struct azx *chip)

/* create modem PCMs */
pcm_dev = AZX_MAX_AUDIO_PCMS;
list_for_each(p, &chip->bus->codec_list) {
codec = list_entry(p, struct hda_codec, list);
list_for_each_entry(codec, &chip->bus->codec_list, list) {
for (c = 0; c < codec->num_pcms; c++) {
if (!codec->pcm_info[c].is_modem)
continue; /* already created */
Expand Down

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