[FFmpeg-devel] [PATCH] avcodec/jpeg2000dec: Zero code and quant style

[Michael Niedermayer]

This prevents future frames from using half initialized/inconsistent
structures
Fixes assertion failure
Fixes Ticket2897

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
 libavcodec/jpeg2000dec.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 3f22ead..6e8f0d6 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -1369,6 +1369,8 @@ static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
         }
     }
     av_freep(&s->tile);
+    memset(s->codsty, 0, sizeof(s->codsty));
+    memset(s->qntsty, 0, sizeof(s->qntsty));
     s->numXtiles = s->numYtiles = 0;
 }
 
-- 
1.7.9.5