Merge remote-tracking branch 'qatar/master'

* qatar/master:
  xwma: Validate channels and bits_per_coded_sample.
  mov: Do not read past the end of the ctts_data table.
  mov: Add missing terminator to mov_ch_layout_map_1ch.
  asf: reset side data elements on packet copy.
  wmavoice: fix stack overread.
  wmalossless: error out if a subframe is not used by any channel.
  vqa: check palette chunk size before reading data.
  wmalossless: reset sample pointer for each subframe.
  wmalossless: error out on invalid values for order.

Conflicts:
	libavcodec/vqavideo.c

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

1 files changed, 11 insertions, 0 deletions

diff --git a/libavformat/xwma.c b/libavformat/xwma.c
index ea7cc4f36e..bd3af35b72 100644
--- a/libavformat/xwma.c
+++ b/libavformat/xwma.c
@@ -115,6 +115,17 @@ static int xwma_read_header(AVFormatContext *s)
         }
     }
 
+    if (!st->codec->channels) {
+        av_log(s, AV_LOG_WARNING, "Invalid channel count: %d\n",
+               st->codec->channels);
+        return AVERROR_INVALIDDATA;
+    }
+    if (!st->codec->bits_per_coded_sample) {
+        av_log(s, AV_LOG_WARNING, "Invalid bits_per_coded_sample: %d\n",
+               st->codec->bits_per_coded_sample);
+        return AVERROR_INVALIDDATA;
+    }
+
     /* set the sample rate */
     avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);