* [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL
@ 2022-02-24 2:27 Tong Wu
2022-02-24 2:27 ` [FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer Tong Wu
2022-02-28 6:39 ` [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL Xiang, Haihao
0 siblings, 2 replies; 4+ messages in thread
From: Tong Wu @ 2022-02-24 2:27 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Tong Wu
add a return value check for function MFXQueryIMPL to handle the error
message.
Signed-off-by: Tong Wu <tong1.wu@intel.com>
---
libavcodec/qsv.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c
index 1a432dbd82..18f34f05fd 100644
--- a/libavcodec/qsv.c
+++ b/libavcodec/qsv.c
@@ -408,7 +408,10 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
return ret;
}
- MFXQueryIMPL(qs->session, &impl);
+ ret = MFXQueryIMPL(qs->session, &impl);
+ if (ret != MFX_ERR_NONE)
+ return ff_qsv_print_error(avctx, ret,
+ "Error querying the session attributes");
switch (MFX_IMPL_BASETYPE(impl)) {
case MFX_IMPL_SOFTWARE:
--
2.16.1.windows.4
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer
2022-02-24 2:27 [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL Tong Wu
@ 2022-02-24 2:27 ` Tong Wu
2022-02-28 6:39 ` Xiang, Haihao
2022-02-28 6:39 ` [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL Xiang, Haihao
1 sibling, 1 reply; 4+ messages in thread
From: Tong Wu @ 2022-02-24 2:27 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Tong Wu
The variable AVFrame *frame could be a null pointer, now add a null
pointer check to avoid dereferencing the null pointer.
Signed-off-by: Tong Wu <tong1.wu@intel.com>
---
libavcodec/qsvenc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
index 07be4287b7..998e43753e 100644
--- a/libavcodec/qsvenc.c
+++ b/libavcodec/qsvenc.c
@@ -1726,7 +1726,7 @@ static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
goto free;
}
- if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
+ if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame && frame->interlaced_frame)
print_interlace_msg(avctx, q);
ret = 0;
--
2.16.1.windows.4
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL
2022-02-24 2:27 [FFmpeg-devel] [PATCH] qsv: add return value check for MFXQueryIMPL Tong Wu
2022-02-24 2:27 ` [FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer Tong Wu
@ 2022-02-28 6:39 ` Xiang, Haihao
1 sibling, 0 replies; 4+ messages in thread
From: Xiang, Haihao @ 2022-02-28 6:39 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Wu, Tong1
On Thu, 2022-02-24 at 10:27 +0800, Tong Wu wrote:
> add a return value check for function MFXQueryIMPL to handle the error
> message.
>
> Signed-off-by: Tong Wu <tong1.wu@intel.com>
> ---
> libavcodec/qsv.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/libavcodec/qsv.c b/libavcodec/qsv.c
> index 1a432dbd82..18f34f05fd 100644
> --- a/libavcodec/qsv.c
> +++ b/libavcodec/qsv.c
> @@ -408,7 +408,10 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx,
> QSVSession *qs,
> return ret;
> }
>
> - MFXQueryIMPL(qs->session, &impl);
> + ret = MFXQueryIMPL(qs->session, &impl);
> + if (ret != MFX_ERR_NONE)
> + return ff_qsv_print_error(avctx, ret,
> + "Error querying the session attributes");
>
> switch (MFX_IMPL_BASETYPE(impl)) {
> case MFX_IMPL_SOFTWARE:
LGTM, applied
-Haihao
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer
2022-02-24 2:27 ` [FFmpeg-devel] [PATCH] qsvenc: avoid dereferencing the null pointer Tong Wu
@ 2022-02-28 6:39 ` Xiang, Haihao
0 siblings, 0 replies; 4+ messages in thread
From: Xiang, Haihao @ 2022-02-28 6:39 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Wu, Tong1
On Thu, 2022-02-24 at 10:27 +0800, Tong Wu wrote:
> The variable AVFrame *frame could be a null pointer, now add a null
> pointer check to avoid dereferencing the null pointer.
>
> Signed-off-by: Tong Wu <tong1.wu@intel.com>
> ---
> libavcodec/qsvenc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
> index 07be4287b7..998e43753e 100644
> --- a/libavcodec/qsvenc.c
> +++ b/libavcodec/qsvenc.c
> @@ -1726,7 +1726,7 @@ static int encode_frame(AVCodecContext *avctx,
> QSVEncContext *q,
> goto free;
> }
>
> - if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
> + if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame && frame-
> >interlaced_frame)
> print_interlace_msg(avctx, q);
>
> ret = 0;
LGTM, applied
-Haihao
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-02-28 6:40 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2022-02-28 6:39 ` Xiang, Haihao
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