[FFmpeg-cvslog] libavcodec/bmp_parser.c: fix a use_of_uninitialized_value in target_dec_fuzzer.

[Thierry Foucu]

ffmpeg | branch: master | Thierry Foucu <tfoucu at gmail.com> | Thu Jun  4 13:03:27 2020 -0700| [a1a85579e304d5aa6e41324e41603e2d20b93df3] | committer: Michael Niedermayer

libavcodec/bmp_parser.c: fix a use_of_uninitialized_value in target_dec_fuzzer.

the target_dec_fuzzer is checking for the avpkt.data pointer but if the
bmp parser cannot combine the frame, the poutbuf is not set.

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a1a85579e304d5aa6e41324e41603e2d20b93df3
---

 libavcodec/bmp_parser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/bmp_parser.c b/libavcodec/bmp_parser.c
index cd65f02a2e..700bf27af1 100644
--- a/libavcodec/bmp_parser.c
+++ b/libavcodec/bmp_parser.c
@@ -45,6 +45,7 @@ static int bmp_parse(AVCodecParserContext *s, AVCodecContext *avctx,
     int i = 0;
 
     *poutbuf_size = 0;
+    *poutbuf = NULL;
 
 restart:
     if (bpc->pc.frame_start_found <= 2+4+4) {