diff mbox series

[FFmpeg-devel,11/12] avutil/hwcontext: verify hw_frames_ctx in transfer_data_alloc

Message ID tencent_62F4137D75C1C91AAEBE8552330F4846F305@qq.com
State New
Headers show
Series Add MediaCodec encoder and NDK MediaCodec support | expand

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Commit Message

Zhao Zhili Oct. 24, 2022, 3:16 a.m. UTC 
From: Zhao Zhili <zhilizhao@tencent.com>

---
 libavutil/hwcontext.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/libavutil/hwcontext.c b/libavutil/hwcontext.c
index ab9ad3703e..3396598269 100644
--- a/libavutil/hwcontext.c
+++ b/libavutil/hwcontext.c
@@ -397,10 +397,14 @@  int av_hwframe_transfer_get_formats(AVBufferRef *hwframe_ref,
 
 static int transfer_data_alloc(AVFrame *dst, const AVFrame *src, int flags)
 {
-    AVHWFramesContext *ctx = (AVHWFramesContext*)src->hw_frames_ctx->data;
+    AVHWFramesContext *ctx;
     AVFrame *frame_tmp;
     int ret = 0;
 
+    if (!src->hw_frames_ctx)
+        return AVERROR(EINVAL);
+    ctx = (AVHWFramesContext*)src->hw_frames_ctx->data;
+
     frame_tmp = av_frame_alloc();
     if (!frame_tmp)
         return AVERROR(ENOMEM);