evie/android_kernel_oneplus_msm8998
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ASoC: msm: qdsp6v2: check if index is out of range before use

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Index can be assigned as -EINVAL which could be
out of array index. Check if index is valid value
before use.

CRs-Fixed: 1046606
Change-Id: Ib1af53ab52a65cca2ed9b3489359813e690b1cd6
Signed-off-by: Meng Wang <mwang@codeaurora.org>
This commit is contained in:
Meng Wang 2016-09-02 09:24:43 +08:00 • committed by Gerrit - the friendly Code Review server
parent 11d6060fff
commit 81b7a0a0e0
1 changed files with 6 additions and 0 deletions
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6
sound/soc/msm/qdsp6v2/q6afe.c
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@ -5591,6 +5591,12 @@ int afe_get_sp_th_vi_ftm_data(struct afe_sp_th_vi_get_param *th_vi)
goto done; goto done;
} }
index = q6audio_get_port_index(port); index = q6audio_get_port_index(port);
if (index < 0) {
pr_err("%s: invalid port 0x%x, index %d\n",
__func__, port, index);
ret = -EINVAL;
goto done;
}
th_vi->hdr.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD, th_vi->hdr.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
APR_HDR_LEN(APR_HDR_SIZE), APR_PKT_VER); APR_HDR_LEN(APR_HDR_SIZE), APR_PKT_VER);
th_vi->hdr.pkt_size = sizeof(*th_vi); th_vi->hdr.pkt_size = sizeof(*th_vi);