ASoC: topology: Clean up route loading

commit e0e7bc2cbee93778c4ad7d9a792d425ffb5af6f7 upstream.

Instead of using very long macro name, assign it to shorter variable
and use it instead. While doing that, we can reduce multiple if checks
using this define to one.

Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20240603102818.36165-5-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Amadeusz Sławiński
2024-06-03 12:28:18 +02:00
committed by Greg Kroah-Hartman
parent fc56b1946e
commit 3521ac256c

View File

@@ -1062,6 +1062,7 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
struct snd_soc_tplg_hdr *hdr)
{
struct snd_soc_dapm_context *dapm = &tplg->comp->dapm;
const size_t maxlen = SNDRV_CTL_ELEM_ID_NAME_MAXLEN;
struct snd_soc_tplg_dapm_graph_elem *elem;
struct snd_soc_dapm_route *route;
int count, i;
@@ -1085,38 +1086,27 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
tplg->pos += sizeof(struct snd_soc_tplg_dapm_graph_elem);
/* validate routes */
if (strnlen(elem->source, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
ret = -EINVAL;
break;
}
if (strnlen(elem->sink, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
ret = -EINVAL;
break;
}
if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) ==
SNDRV_CTL_ELEM_ID_NAME_MAXLEN) {
if ((strnlen(elem->source, maxlen) == maxlen) ||
(strnlen(elem->sink, maxlen) == maxlen) ||
(strnlen(elem->control, maxlen) == maxlen)) {
ret = -EINVAL;
break;
}
route->source = devm_kmemdup(tplg->dev, elem->source,
min(strlen(elem->source),
SNDRV_CTL_ELEM_ID_NAME_MAXLEN),
min(strlen(elem->source), maxlen),
GFP_KERNEL);
route->sink = devm_kmemdup(tplg->dev, elem->sink,
min(strlen(elem->sink), SNDRV_CTL_ELEM_ID_NAME_MAXLEN),
min(strlen(elem->sink), maxlen),
GFP_KERNEL);
if (!route->source || !route->sink) {
ret = -ENOMEM;
break;
}
if (strnlen(elem->control, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) != 0) {
if (strnlen(elem->control, maxlen) != 0) {
route->control = devm_kmemdup(tplg->dev, elem->control,
min(strlen(elem->control),
SNDRV_CTL_ELEM_ID_NAME_MAXLEN),
min(strlen(elem->control), maxlen),
GFP_KERNEL);
if (!route->control) {
ret = -ENOMEM;