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Merge "asoc: Fix a memory leak issue when nvmem read returns invalid length"

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qctecmdr 2020-06-05 01:54:03 -07:00 • committed by Gerrit - the friendly Code Review server
commit dfa5675e0b
1 changed files with 7 additions and 1 deletions
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8
asoc/bengal.c
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@ -6810,10 +6810,16 @@ static int msm_asoc_machine_probe(struct platform_device *pdev)
}
buf = nvmem_cell_read(cell, &len);
nvmem_cell_put(cell);
if (IS_ERR_OR_NULL(buf) || len <= 0 || len > sizeof(32)) {
if (IS_ERR_OR_NULL(buf)) {
dev_dbg(&pdev->dev, "%s: FAILED to read nvmem cell \n", __func__);
goto ret;
}
if (len <= 0 || len > sizeof(u32)) {
dev_dbg(&pdev->dev, "%s: nvmem cell length out of range: %d\n",
__func__, len);
kfree(buf);
goto ret;
}
memcpy(&adsp_var_idx, buf, len);
kfree(buf);
va_disable = adsp_var_idx;