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Merge "dsp: afe: Add check for sidetone iir config copy size"

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qctecmdr 2023-06-01 12:27:26 -07:00 • committed by Gerrit - the friendly Code Review server
commit 1ec47d24b6
1 changed files with 9 additions and 1 deletions
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10
dsp/q6afe.c
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2012-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/slab.h>
#include <linux/debugfs.h>
@ -8652,6 +8652,14 @@ static int afe_sidetone_iir(u16 tx_port_id)
pr_debug("%s: adding 2 to size:%d\n", __func__, size);
size = size + 2;
}
if (size > MAX_SIDETONE_IIR_DATA_SIZE) {
pr_err("%s: iir_config size is out of bounds:%d\n", __func__, size);
mutex_unlock(&this_afe.cal_data[cal_index]->lock);
ret = -EINVAL;
goto done;
}
memcpy(&filter_data.iir_config, &st_iir_cal_info->iir_config, size);
mutex_unlock(&this_afe.cal_data[cal_index]->lock);