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audio: add param check for resample [1/1]

Browse Source 
PD#SWPL-7798

Problem:
Crashed when audio resample setting params
are invalid.

Solution:
Add check method if the params is invalid.

Verify:
Tl1.

Change-Id: I1e0396be8d401c0a49ff0de9fd7f160f0c8133ca
Signed-off-by: Shuai Li <shuai.li@amlogic.com>
This commit is contained in:
Shuai Li
2019-04-28 21:15:49 +08:00
committed by Tao Zeng
parent c6071ebcae
commit e2c536b481
2 changed files with 12 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
sound/soc/amlogic/auge/resample.c
View File

@@ -274,6 +274,11 @@ int resample_set(enum resample_idx id, enum samplerate_index index)
if (!p_resample)
return 0;
if (index < RATE_OFF || index > RATE_192K) {
pr_err("%s(), invalid index %d\n", __func__, index);
return 0;
}
pr_info("%s resample_%c to %s, last %s\n",
__func__,
(id == RESAMPLE_A) ? 'a' : 'b',
@@ -284,7 +289,7 @@ int resample_set(enum resample_idx id, enum samplerate_index index)
if (index == p_resample->asrc_rate_idx)
return 0;
#endif
p_resample->asrc_rate_idx = index;
set_resample_rate_index(id, index);
resample_rate = resample_idx2rate(index);
ret = audio_resample_set(p_resample, (bool)index, resample_rate);

6
sound/soc/amlogic/auge/spdif.c
View File

@@ -1492,6 +1492,12 @@ static int aml_spdif_parse_of(struct platform_device *pdev)
if (ret < 0)
p_spdif->auto_asrc = 0;
if (p_spdif->auto_asrc < RATE_OFF ||
p_spdif->auto_asrc > RATE_192K) {
pr_info("%s(), inval asrc setting %d\n",
__func__, p_spdif->auto_asrc);
p_spdif->auto_asrc = RATE_OFF;
}
pr_debug("SPDIF id %d asrc_id:%d auto_asrc:%d\n",
p_spdif->id,
p_spdif->asrc_id,