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avutil/hwcontext_dxva2: return an error when buffer allocation fails 

This also prevents the use of an uninitialized variable.

Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2017-09-17 00:17:42 -03:00
parent f952edaa73
commit 18516d3e69
1 changed files with 3 additions and 1 deletions
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4
libavutil/hwcontext_dxva2.c
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@ -307,8 +307,10 @@ static int dxva2_map_frame(AVHWFramesContext *ctx, AVFrame *dst, const AVFrame *
}
map = av_mallocz(sizeof(*map));
if (!map)
if (!map) {
err = AVERROR(ENOMEM);
goto fail;
}
err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src,
dxva2_unmap_frame, map);