[FFmpeg-cvslog] avfilter/overlay_cuda: check av_buffer_ref result
Timo Rothenpieler
git at videolan.org
Sun Apr 11 11:26:31 EEST 2021
ffmpeg | branch: release/4.4 | Timo Rothenpieler <timo at rothenpieler.org> | Sun Apr 11 10:15:47 2021 +0200| [acb339bb88ca1a52ef4edb3a5f3df24ed05be82d] | committer: Timo Rothenpieler
avfilter/overlay_cuda: check av_buffer_ref result
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=acb339bb88ca1a52ef4edb3a5f3df24ed05be82d
---
libavfilter/vf_overlay_cuda.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavfilter/vf_overlay_cuda.c b/libavfilter/vf_overlay_cuda.c
index e45f510644..34241c8e1b 100644
--- a/libavfilter/vf_overlay_cuda.c
+++ b/libavfilter/vf_overlay_cuda.c
@@ -346,6 +346,8 @@ static int overlay_cuda_config_output(AVFilterLink *outlink)
// initialize
ctx->hw_device_ctx = av_buffer_ref(frames_ctx->device_ref);
+ if (!ctx->hw_device_ctx)
+ return AVERROR(ENOMEM);
ctx->hwctx = ((AVHWDeviceContext*)ctx->hw_device_ctx->data)->hwctx;
cuda_ctx = ctx->hwctx->cuda_ctx;
@@ -354,6 +356,8 @@ static int overlay_cuda_config_output(AVFilterLink *outlink)
ctx->cu_stream = ctx->hwctx->stream;
outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
+ if (!outlink->hw_frames_ctx)
+ return AVERROR(ENOMEM);
// load functions
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