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42 lines
1.5 KiB
Diff
42 lines
1.5 KiB
Diff
From 43ff88a8336310e665941dea6ffec77cc8314706 Mon Sep 17 00:00:00 2001
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From: kunleiz <kunleiz@codeaurora.org>
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Date: Fri, 14 Apr 2017 10:28:42 +0800
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Subject: [PATCH] ASoC: msm: qdspv2: add result check when audio process fail
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A audio_process_event_req is not always to success. Therefore,
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check the return value for audio_process_event_req, and
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initializ usr_evt before using it.
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CRs-Fixed: 2029798
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Bug: 35764875
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Change-Id: I4adf682575f5f9233a1a1a533f9c6361af8a5bcf
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Signed-off-by: kunleiz <kunleiz@codeaurora.org>
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---
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drivers/misc/qcom/qdsp6v2/audio_utils_aio.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/drivers/misc/qcom/qdsp6v2/audio_utils_aio.c b/drivers/misc/qcom/qdsp6v2/audio_utils_aio.c
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index ea1cb510a97fa..59f40806ee2be 100644
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--- a/drivers/misc/qcom/qdsp6v2/audio_utils_aio.c
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+++ b/drivers/misc/qcom/qdsp6v2/audio_utils_aio.c
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@@ -842,6 +842,7 @@ static long audio_aio_process_event_req_compat(struct q6audio_aio *audio,
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long rc;
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struct msm_audio_event32 usr_evt_32;
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struct msm_audio_event usr_evt;
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+ memset(&usr_evt, 0, sizeof(struct msm_audio_event));
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if (copy_from_user(&usr_evt_32, arg,
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sizeof(struct msm_audio_event32))) {
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@@ -851,6 +852,11 @@ static long audio_aio_process_event_req_compat(struct q6audio_aio *audio,
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usr_evt.timeout_ms = usr_evt_32.timeout_ms;
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rc = audio_aio_process_event_req_common(audio, &usr_evt);
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+ if (rc < 0) {
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+ pr_err("%s: audio process event failed, rc = %ld",
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+ __func__, rc);
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+ return rc;
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+ }
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usr_evt_32.event_type = usr_evt.event_type;
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switch (usr_evt_32.event_type) {
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