diff options
| -rw-r--r-- | asoc/msm-pcm-voip-v2.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/asoc/msm-pcm-voip-v2.c b/asoc/msm-pcm-voip-v2.c index e2ad13b4..76c0bb11 100644 --- a/asoc/msm-pcm-voip-v2.c +++ b/asoc/msm-pcm-voip-v2.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only -/* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved. +/* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved. + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/init.h> @@ -365,6 +366,13 @@ static void voip_process_ul_pkt(uint8_t *voc_pkt, switch (prtd->mode) { case MODE_AMR_WB: case MODE_AMR: { + if (pkt_len <= DSP_FRAME_HDR_LEN) { + pr_err("%s: pkt_len %d is < required len\n", + __func__, pkt_len); + spin_unlock_irqrestore(&prtd->dsp_ul_lock, + dsp_flags); + return; + } /* Remove the DSP frame info header. Header format: * Bits 0-3: Frame rate * Bits 4-7: Frame type @@ -385,6 +393,13 @@ static void voip_process_ul_pkt(uint8_t *voc_pkt, case MODE_4GV_NB: case MODE_4GV_WB: case MODE_4GV_NW: { + if (pkt_len <= DSP_FRAME_HDR_LEN) { + pr_err("%s: pkt_len %d is < required len\n", + __func__, pkt_len); + spin_unlock_irqrestore(&prtd->dsp_ul_lock, + dsp_flags); + return; + } /* Remove the DSP frame info header. * Header format: * Bits 0-3: frame rate @@ -422,6 +437,13 @@ static void voip_process_ul_pkt(uint8_t *voc_pkt, buf_node->frame.frm_hdr.timestamp = timestamp; voc_pkt = voc_pkt + DSP_FRAME_HDR_LEN; + if (pkt_len <= 2 * DSP_FRAME_HDR_LEN) { + pr_err("%s: pkt_len %d is < required len\n", + __func__, pkt_len); + spin_unlock_irqrestore(&prtd->dsp_ul_lock, + dsp_flags); + return; + } /* There are two frames in the buffer. Length of the * first frame: */ |