Merge remote-tracking branch 'qatar/master'

* qatar/master:
  Fixed segfault with wavpack decoder on corrupted decorrelation terms sub-blocks.
  avconv: move audio_channels to the options context.
  avconv: move *_disable to options context.
  avconv: remove -[vas]lang options.
  avconv: move codec tags to options context.
  cljr: init_get_bits size in bits instead of bytes
  indeo2: fail if input buffer too small
  indeo2: init_get_bits size in bits instead of bytes
  ffv1: Fixed size given to init_get_bits() in decoder.

Conflicts:
	avconv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 3 insertions, 2 deletions

diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c
index 582e2cf8c0..253a9560f8 100644
--- a/libavcodec/wavpack.c
+++ b/libavcodec/wavpack.c
@@ -863,12 +863,13 @@ static int wavpack_decode_block(AVCodecContext *avctx, int block_no,
         }
         switch(id & WP_IDF_MASK){
         case WP_ID_DECTERMS:
-            s->terms = size;
-            if(s->terms > MAX_TERMS){
+            if(size > MAX_TERMS){
                 av_log(avctx, AV_LOG_ERROR, "Too many decorrelation terms\n");
+                s->terms = 0;
                 buf += ssize;
                 continue;
             }
+            s->terms = size;
             for(i = 0; i < s->terms; i++) {
                 s->decorr[s->terms - i - 1].value = (*buf & 0x1F) - 5;
                 s->decorr[s->terms - i - 1].delta = *buf >> 5;