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asoc: msm-pcm-q6-v2: Update memset for period size

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tinycap test can attempt with different size to
read from driver and need to avoid access more
than period size.

Change-Id: Ifa4ddfb086bd83aa981da62e88da3a9395f5aabc
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>
This commit is contained in:
Laxminath Kasam 2020-10-16 17:53:22 +05:30
commit b522d6a8f2
1 changed files with 3 additions and 3 deletions
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6
asoc/msm-pcm-q6-v2.c
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@ -1008,9 +1008,9 @@ static int msm_pcm_capture_copy(struct snd_pcm_substream *substream,
xfer = size;
offset = prtd->in_frame_info[idx].offset;
pr_debug("Offset value = %d\n", offset);
if (size == 0 || size < fbytes) {
memset(bufptr + offset + size, 0, fbytes - size);
size = xfer = fbytes;
if (size == 0 || size < prtd->pcm_count) {
memset(bufptr + offset + size, 0, prtd->pcm_count - size);
size = xfer = prtd->pcm_count;
}
if (copy_to_user(buf, bufptr+offset, xfer)) {