Merge remote-tracking branch 'qatar/release/0.7' into release/0.8

* qatar/release/0.7: (84 commits)
  id3v2: fix skipping extended header in id3v2.4
  Update RELEASE file for 0.7.5
  lcl: use AVERROR_INVALIDDATA instead of AVERROR_UNKNOWN
  kgv1dec: Increase offsets array size so it is large enough.
  kgv1: use avctx->get/release_buffer().
  kvmc: fix invalid reads
  nsvdec: Propagate error values instead of returning 0 in nsv_read_header().
  mjpegbdec: Fix overflow in SOS.
  shorten: Use separate pointers for the allocated memory for decoded samples.
  shorten: check for realloc failure (cherry picked from commit 9e5e2c2d010c05c10337e9c1ec9d0d61495e0c9c)
  atrac3: Fix crash in tonal component decoding.
  ws_snd1: Fix wrong samples count and crash.
  ws_snd: add some checks to prevent buffer overread or overwrite. (cherry picked from commit 417364ce1f979031ef6fee661fc15e1869bdb1b4)
  ws_snd: decode to AV_SAMPLE_FMT_U8 instead of S16.
  dca: include libavutil/mathematics.h for possibly missing M_SQRT1_2
  h264: stricter reference limit enforcement.
  jvdec: unbreak video decoding
  xxan: don't read before start of buffer in av_memcpy_backptr().
  dsicinvideo: validate buffer offset before copying pixels.
  huffyuv: add padding to classic (v1) huffman tables.
  ...

Conflicts:
	RELEASE
	libavcodec/atrac3.c
	libavcodec/h264.c
	libavcodec/h264_parser.c
	libavcodec/kgv1dec.c
	libavcodec/shorten.c
	libavcodec/svq3.c
	libavcodec/ws-snd1.c
	libavcodec/xxan.c
	libswscale/utils.c

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

1 files changed, 9 insertions, 5 deletions

diff --git a/libavformat/swfdec.c b/libavformat/swfdec.c
index f90564f3db..f47ad7a8c6 100644
--- a/libavformat/swfdec.c
+++ b/libavformat/swfdec.c
@@ -84,7 +84,7 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
     SWFContext *swf = s->priv_data;
     AVIOContext *pb = s->pb;
     AVStream *vst = NULL, *ast = NULL, *st = 0;
-    int tag, len, i, frame, v;
+    int tag, len, i, frame, v, res;
 
     for(;;) {
         uint64_t pos = avio_tell(pb);
@@ -147,7 +147,8 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
                 st = s->streams[i];
                 if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && st->id == ch_id) {
                     frame = avio_rl16(pb);
-                    av_get_packet(pb, pkt, len-2);
+                    if ((res = av_get_packet(pb, pkt, len-2)) < 0)
+                        return res;
                     pkt->pos = pos;
                     pkt->pts = frame;
                     pkt->stream_index = st->index;
@@ -160,9 +161,11 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
                 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && st->id == -1) {
             if (st->codec->codec_id == CODEC_ID_MP3) {
                 avio_skip(pb, 4);
-                av_get_packet(pb, pkt, len-4);
+                if ((res = av_get_packet(pb, pkt, len-4)) < 0)
+                    return res;
             } else { // ADPCM, PCM
-                av_get_packet(pb, pkt, len);
+                if ((res = av_get_packet(pb, pkt, len)) < 0)
+                    return res;
             }
             pkt->pos = pos;
             pkt->stream_index = st->index;
@@ -186,7 +189,8 @@ static int swf_read_packet(AVFormatContext *s, AVPacket *pkt)
                 st = vst;
             }
             avio_rl16(pb); /* BITMAP_ID */
-            av_new_packet(pkt, len-2);
+            if ((res = av_new_packet(pkt, len-2)) < 0)
+                return res;
             avio_read(pb, pkt->data, 4);
             if (AV_RB32(pkt->data) == 0xffd8ffd9 ||
                 AV_RB32(pkt->data) == 0xffd9ffd8) {