diff options
Diffstat (limited to 'sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c')
| -rw-r--r-- | sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c b/sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c index 5f4225e675ad..bf2620c999b1 100644 --- a/sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c +++ b/sound/soc/msm/qdsp6v2/msm-pcm-q6-v2.c @@ -1,5 +1,5 @@ -/* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved. - * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. +/* Copyright (c) 2012-2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -1004,6 +1004,14 @@ static int msm_pcm_capture_copy(struct snd_pcm_substream *substream, goto fail; } + if ((size == 0 || size < prtd->pcm_count) && ((offset + size) < prtd->pcm_count)) { + memset(bufptr + offset + size, 0, prtd->pcm_count - size); + if (fbytes > prtd->pcm_count) + size = xfer = prtd->pcm_count; + else + size = xfer = fbytes; + } + if (copy_to_user(buf, bufptr+offset, xfer)) { pr_err("Failed to copy buf to user\n"); ret = -EFAULT; |