[FFmpeg-cvslog] tools/target_dec_fuzzer: Do not attempt to fuzz VDPAU, its not supported

Michael Niedermayer git at videolan.org
Sat May 6 16:35:36 EEST 2017


ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat May  6 15:13:05 2017 +0200| [38e79d9d9c94d27fbfa6fc810267eeb785b50b24] | committer: Michael Niedermayer

tools/target_dec_fuzzer: Do not attempt to fuzz VDPAU, its not supported

Fixes: 1364/clusterfuzz-testcase-minimized-6459843441328128
Fixes: 1392

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=38e79d9d9c94d27fbfa6fc810267eeb785b50b24
---

 tools/target_dec_fuzzer.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index d5ba99d78a..ed6e2429b1 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -147,6 +147,10 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
         avcodec_register(&DECODER_SYMBOL(FFMPEG_DECODER));
 
         c = &DECODER_SYMBOL(FFMPEG_DECODER);
+
+        // Unsupported
+        if (c->capabilities & AV_CODEC_CAP_HWACCEL_VDPAU)
+            return 0;
 #else
         avcodec_register_all();
         c = AVCodecInitialize(FFMPEG_CODEC);  // Done once.



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